UBUNTU-CVE-2023-41913

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Please try reporting it to the source first.
Source
https://ubuntu.com/security/CVE-2023-41913
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-41913.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2023-41913
Upstream
Downstream
Related
Published
2023-11-20T13:00:00Z
Modified
2025-09-08T16:56:30Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

strongSwan before 5.9.12 has a buffer overflow and possible unauthenticated remote code execution via a DH public value that exceeds the internal buffer in charon-tkm's DH proxy. The earliest affected version is 5.3.0. An attack can occur via a crafted IKESAINIT message.

References

Affected packages

Ubuntu:Pro:16.04:LTS / strongswan

Package

Name
strongswan
Purl
pkg:deb/ubuntu/strongswan@5.3.5-1ubuntu3.8+esm4?arch=source&distro=esm-infra/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.3.5-1ubuntu3.8+esm4

Affected versions

5.*

5.1.2-0ubuntu6
5.1.2-0ubuntu7
5.1.2-0ubuntu8
5.3.5-1ubuntu1
5.3.5-1ubuntu2
5.3.5-1ubuntu3
5.3.5-1ubuntu3.1
5.3.5-1ubuntu3.2
5.3.5-1ubuntu3.3
5.3.5-1ubuntu3.4
5.3.5-1ubuntu3.5
5.3.5-1ubuntu3.7
5.3.5-1ubuntu3.8
5.3.5-1ubuntu3.8+esm1
5.3.5-1ubuntu3.8+esm2
5.3.5-1ubuntu3.8+esm3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "charon-cmd",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "libcharon-extra-plugins",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "libstrongswan",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "libstrongswan-extra-plugins",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "libstrongswan-standard-plugins",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-charon",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-ike",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-ikev1",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-ikev2",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-libcharon",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-nm",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-af-alg",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-agent",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-attr-sql",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-certexpire",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-coupling",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-curl",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-dhcp",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-dnscert",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-dnskey",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-duplicheck",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-eap-aka",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-eap-aka-3gpp2",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-eap-dynamic",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-eap-gtc",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-eap-md5",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-eap-mschapv2",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-eap-peap",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-eap-radius",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-eap-sim",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-eap-sim-file",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-eap-sim-pcsc",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-eap-simaka-pseudonym",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-eap-simaka-reauth",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-eap-simaka-sql",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-eap-tls",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-eap-tnc",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-eap-ttls",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-error-notify",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-farp",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-fips-prf",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-gcrypt",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-gmp",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-ipseckey",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-kernel-libipsec",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-ldap",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-led",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-load-tester",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-lookip",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-mysql",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-ntru",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-openssl",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-pgp",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-pkcs11",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-pubkey",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-radattr",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-soup",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-sql",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-sqlite",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-sshkey",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-systime-fix",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-unbound",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-unity",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-whitelist",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-xauth-eap",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-xauth-generic",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-xauth-noauth",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-plugin-xauth-pam",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-starter",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-tnc-base",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-tnc-client",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-tnc-ifmap",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-tnc-pdp",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        },
        {
            "binary_name": "strongswan-tnc-server",
            "binary_version": "5.3.5-1ubuntu3.8+esm4"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Ubuntu:Pro:18.04:LTS / strongswan

Package

Name
strongswan
Purl
pkg:deb/ubuntu/strongswan@5.6.2-1ubuntu2.9+esm1?arch=source&distro=esm-infra/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.6.2-1ubuntu2.9+esm1

Affected versions

5.*

5.5.1-4ubuntu2
5.5.1-4ubuntu3
5.6.1-2ubuntu1
5.6.1-2ubuntu2
5.6.1-2ubuntu3
5.6.1-2ubuntu4
5.6.2-1ubuntu2
5.6.2-1ubuntu2.2
5.6.2-1ubuntu2.3
5.6.2-1ubuntu2.4
5.6.2-1ubuntu2.5
5.6.2-1ubuntu2.6
5.6.2-1ubuntu2.7
5.6.2-1ubuntu2.8
5.6.2-1ubuntu2.9

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "charon-cmd",
            "binary_version": "5.6.2-1ubuntu2.9+esm1"
        },
        {
            "binary_name": "charon-systemd",
            "binary_version": "5.6.2-1ubuntu2.9+esm1"
        },
        {
            "binary_name": "libcharon-extra-plugins",
            "binary_version": "5.6.2-1ubuntu2.9+esm1"
        },
        {
            "binary_name": "libcharon-standard-plugins",
            "binary_version": "5.6.2-1ubuntu2.9+esm1"
        },
        {
            "binary_name": "libstrongswan",
            "binary_version": "5.6.2-1ubuntu2.9+esm1"
        },
        {
            "binary_name": "libstrongswan-extra-plugins",
            "binary_version": "5.6.2-1ubuntu2.9+esm1"
        },
        {
            "binary_name": "libstrongswan-standard-plugins",
            "binary_version": "5.6.2-1ubuntu2.9+esm1"
        },
        {
            "binary_name": "strongswan",
            "binary_version": "5.6.2-1ubuntu2.9+esm1"
        },
        {
            "binary_name": "strongswan-charon",
            "binary_version": "5.6.2-1ubuntu2.9+esm1"
        },
        {
            "binary_name": "strongswan-libcharon",
            "binary_version": "5.6.2-1ubuntu2.9+esm1"
        },
        {
            "binary_name": "strongswan-nm",
            "binary_version": "5.6.2-1ubuntu2.9+esm1"
        },
        {
            "binary_name": "strongswan-pki",
            "binary_version": "5.6.2-1ubuntu2.9+esm1"
        },
        {
            "binary_name": "strongswan-scepclient",
            "binary_version": "5.6.2-1ubuntu2.9+esm1"
        },
        {
            "binary_name": "strongswan-starter",
            "binary_version": "5.6.2-1ubuntu2.9+esm1"
        },
        {
            "binary_name": "strongswan-swanctl",
            "binary_version": "5.6.2-1ubuntu2.9+esm1"
        },
        {
            "binary_name": "strongswan-tnc-base",
            "binary_version": "5.6.2-1ubuntu2.9+esm1"
        },
        {
            "binary_name": "strongswan-tnc-client",
            "binary_version": "5.6.2-1ubuntu2.9+esm1"
        },
        {
            "binary_name": "strongswan-tnc-ifmap",
            "binary_version": "5.6.2-1ubuntu2.9+esm1"
        },
        {
            "binary_name": "strongswan-tnc-pdp",
            "binary_version": "5.6.2-1ubuntu2.9+esm1"
        },
        {
            "binary_name": "strongswan-tnc-server",
            "binary_version": "5.6.2-1ubuntu2.9+esm1"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Ubuntu:20.04:LTS / strongswan

Package

Name
strongswan
Purl
pkg:deb/ubuntu/strongswan@5.8.2-1ubuntu3.6?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.8.2-1ubuntu3.6

Affected versions

5.*

5.7.2-1ubuntu3
5.8.1-1ubuntu1
5.8.2-1ubuntu1
5.8.2-1ubuntu2
5.8.2-1ubuntu3
5.8.2-1ubuntu3.1
5.8.2-1ubuntu3.2
5.8.2-1ubuntu3.3
5.8.2-1ubuntu3.4
5.8.2-1ubuntu3.5

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "charon-cmd",
            "binary_version": "5.8.2-1ubuntu3.6"
        },
        {
            "binary_name": "charon-systemd",
            "binary_version": "5.8.2-1ubuntu3.6"
        },
        {
            "binary_name": "libcharon-extauth-plugins",
            "binary_version": "5.8.2-1ubuntu3.6"
        },
        {
            "binary_name": "libcharon-extra-plugins",
            "binary_version": "5.8.2-1ubuntu3.6"
        },
        {
            "binary_name": "libcharon-standard-plugins",
            "binary_version": "5.8.2-1ubuntu3.6"
        },
        {
            "binary_name": "libstrongswan",
            "binary_version": "5.8.2-1ubuntu3.6"
        },
        {
            "binary_name": "libstrongswan-extra-plugins",
            "binary_version": "5.8.2-1ubuntu3.6"
        },
        {
            "binary_name": "libstrongswan-standard-plugins",
            "binary_version": "5.8.2-1ubuntu3.6"
        },
        {
            "binary_name": "strongswan",
            "binary_version": "5.8.2-1ubuntu3.6"
        },
        {
            "binary_name": "strongswan-charon",
            "binary_version": "5.8.2-1ubuntu3.6"
        },
        {
            "binary_name": "strongswan-libcharon",
            "binary_version": "5.8.2-1ubuntu3.6"
        },
        {
            "binary_name": "strongswan-nm",
            "binary_version": "5.8.2-1ubuntu3.6"
        },
        {
            "binary_name": "strongswan-pki",
            "binary_version": "5.8.2-1ubuntu3.6"
        },
        {
            "binary_name": "strongswan-scepclient",
            "binary_version": "5.8.2-1ubuntu3.6"
        },
        {
            "binary_name": "strongswan-starter",
            "binary_version": "5.8.2-1ubuntu3.6"
        },
        {
            "binary_name": "strongswan-swanctl",
            "binary_version": "5.8.2-1ubuntu3.6"
        },
        {
            "binary_name": "strongswan-tnc-base",
            "binary_version": "5.8.2-1ubuntu3.6"
        },
        {
            "binary_name": "strongswan-tnc-client",
            "binary_version": "5.8.2-1ubuntu3.6"
        },
        {
            "binary_name": "strongswan-tnc-ifmap",
            "binary_version": "5.8.2-1ubuntu3.6"
        },
        {
            "binary_name": "strongswan-tnc-pdp",
            "binary_version": "5.8.2-1ubuntu3.6"
        },
        {
            "binary_name": "strongswan-tnc-server",
            "binary_version": "5.8.2-1ubuntu3.6"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:22.04:LTS / strongswan

Package

Name
strongswan
Purl
pkg:deb/ubuntu/strongswan@5.9.5-2ubuntu2.2?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.9.5-2ubuntu2.2

Affected versions

5.*

5.9.1-1ubuntu3
5.9.1-1ubuntu3.1
5.9.4-1ubuntu1
5.9.4-1ubuntu2
5.9.4-1ubuntu3
5.9.4-1ubuntu4
5.9.5-2ubuntu1
5.9.5-2ubuntu2
5.9.5-2ubuntu2.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "charon-cmd",
            "binary_version": "5.9.5-2ubuntu2.2"
        },
        {
            "binary_name": "charon-systemd",
            "binary_version": "5.9.5-2ubuntu2.2"
        },
        {
            "binary_name": "libcharon-extauth-plugins",
            "binary_version": "5.9.5-2ubuntu2.2"
        },
        {
            "binary_name": "libcharon-extra-plugins",
            "binary_version": "5.9.5-2ubuntu2.2"
        },
        {
            "binary_name": "libstrongswan",
            "binary_version": "5.9.5-2ubuntu2.2"
        },
        {
            "binary_name": "libstrongswan-extra-plugins",
            "binary_version": "5.9.5-2ubuntu2.2"
        },
        {
            "binary_name": "libstrongswan-standard-plugins",
            "binary_version": "5.9.5-2ubuntu2.2"
        },
        {
            "binary_name": "strongswan",
            "binary_version": "5.9.5-2ubuntu2.2"
        },
        {
            "binary_name": "strongswan-charon",
            "binary_version": "5.9.5-2ubuntu2.2"
        },
        {
            "binary_name": "strongswan-libcharon",
            "binary_version": "5.9.5-2ubuntu2.2"
        },
        {
            "binary_name": "strongswan-nm",
            "binary_version": "5.9.5-2ubuntu2.2"
        },
        {
            "binary_name": "strongswan-pki",
            "binary_version": "5.9.5-2ubuntu2.2"
        },
        {
            "binary_name": "strongswan-scepclient",
            "binary_version": "5.9.5-2ubuntu2.2"
        },
        {
            "binary_name": "strongswan-starter",
            "binary_version": "5.9.5-2ubuntu2.2"
        },
        {
            "binary_name": "strongswan-swanctl",
            "binary_version": "5.9.5-2ubuntu2.2"
        }
    ],
    "availability": "No subscription required"
}