UBUNTU-CVE-2023-5824

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Source

https://ubuntu.com/security/CVE-2023-5824

Import Source

https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-5824.json

JSON Data

https://api.osv.dev/v1/vulns/UBUNTU-CVE-2023-5824

Upstream

CVE-2023-5824

Downstream

USN-6728-1

USN-6728-3

Related

Published

2023-11-03T08:15:00Z

Modified

2025-07-16T07:46:40.214528Z

Severity

7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Ubuntu - medium

Summary

[none]

Details

Squid is vulnerable to Denial of Service attack against HTTP and HTTPS clients due to an Improper Handling of Structural Elements bug.

References

Affected packages

Ubuntu:Pro:16.04:LTS / squid3

Package

Name: squid3
Purl: pkg:deb/ubuntu/squid3@3.5.12-1ubuntu7.16+esm4?arch=source&distro=esm-infra/xenial

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

3.*

3.3.8-1ubuntu16

3.3.8-1ubuntu17

3.5.12-1ubuntu6

3.5.12-1ubuntu7

3.5.12-1ubuntu7.1

3.5.12-1ubuntu7.2

3.5.12-1ubuntu7.3

3.5.12-1ubuntu7.4

3.5.12-1ubuntu7.5

3.5.12-1ubuntu7.6

3.5.12-1ubuntu7.7

3.5.12-1ubuntu7.8

3.5.12-1ubuntu7.9

3.5.12-1ubuntu7.10

3.5.12-1ubuntu7.11

3.5.12-1ubuntu7.12

3.5.12-1ubuntu7.13

3.5.12-1ubuntu7.14

3.5.12-1ubuntu7.15

3.5.12-1ubuntu7.16

3.5.12-1ubuntu7.16+esm1

3.5.12-1ubuntu7.16+esm2

3.5.12-1ubuntu7.16+esm3

3.5.12-1ubuntu7.16+esm4

Ubuntu:Pro:18.04:LTS / squid3

Package

Name: squid3
Purl: pkg:deb/ubuntu/squid3@3.5.27-1ubuntu1.14+esm3?arch=source&distro=esm-infra/bionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

3.*

3.5.23-5ubuntu1

3.5.23-5ubuntu2

3.5.27-1ubuntu1

3.5.27-1ubuntu1.1

3.5.27-1ubuntu1.2

3.5.27-1ubuntu1.3

3.5.27-1ubuntu1.4

3.5.27-1ubuntu1.5

3.5.27-1ubuntu1.6

3.5.27-1ubuntu1.7

3.5.27-1ubuntu1.8

3.5.27-1ubuntu1.9

3.5.27-1ubuntu1.10

3.5.27-1ubuntu1.11

3.5.27-1ubuntu1.12

3.5.27-1ubuntu1.13

3.5.27-1ubuntu1.14

3.5.27-1ubuntu1.14+esm1

3.5.27-1ubuntu1.14+esm2

3.5.27-1ubuntu1.14+esm3

Ubuntu:20.04:LTS / squid

Package

Name: squid
Purl: pkg:deb/ubuntu/squid@4.10-1ubuntu1.12?arch=source&distro=focal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

4.10-1ubuntu1.12

Affected versions

4.*

4.8-1ubuntu2

4.8-1ubuntu3

4.9-2ubuntu1

4.9-2ubuntu2

4.9-2ubuntu3

4.9-2ubuntu4

4.10-1ubuntu1

4.10-1ubuntu1.1

4.10-1ubuntu1.2

4.10-1ubuntu1.3

4.10-1ubuntu1.4

4.10-1ubuntu1.5

4.10-1ubuntu1.6

4.10-1ubuntu1.7

4.10-1ubuntu1.8

4.10-1ubuntu1.9

4.10-1ubuntu1.10

4.10-1ubuntu1.11

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "squid",
            "binary_version": "4.10-1ubuntu1.12"
        },
        {
            "binary_name": "squid-cgi",
            "binary_version": "4.10-1ubuntu1.12"
        },
        {
            "binary_name": "squid-cgi-dbgsym",
            "binary_version": "4.10-1ubuntu1.12"
        },
        {
            "binary_name": "squid-common",
            "binary_version": "4.10-1ubuntu1.12"
        },
        {
            "binary_name": "squid-dbgsym",
            "binary_version": "4.10-1ubuntu1.12"
        },
        {
            "binary_name": "squid-purge",
            "binary_version": "4.10-1ubuntu1.12"
        },
        {
            "binary_name": "squid-purge-dbgsym",
            "binary_version": "4.10-1ubuntu1.12"
        },
        {
            "binary_name": "squidclient",
            "binary_version": "4.10-1ubuntu1.12"
        },
        {
            "binary_name": "squidclient-dbgsym",
            "binary_version": "4.10-1ubuntu1.12"
        }
    ]
}

Ubuntu:22.04:LTS / squid

Package

Name: squid
Purl: pkg:deb/ubuntu/squid@5.7-0ubuntu0.22.04.4?arch=source&distro=jammy

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

5.7-0ubuntu0.22.04.4

Affected versions

4.*

4.13-10ubuntu5

5.*

5.2-1ubuntu1

5.2-1ubuntu3

5.2-1ubuntu4

5.2-1ubuntu4.1

5.2-1ubuntu4.2

5.2-1ubuntu4.3

5.7-0ubuntu0.22.04.1

5.7-0ubuntu0.22.04.2

5.7-0ubuntu0.22.04.3

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "squid",
            "binary_version": "5.7-0ubuntu0.22.04.4"
        },
        {
            "binary_name": "squid-cgi",
            "binary_version": "5.7-0ubuntu0.22.04.4"
        },
        {
            "binary_name": "squid-cgi-dbgsym",
            "binary_version": "5.7-0ubuntu0.22.04.4"
        },
        {
            "binary_name": "squid-common",
            "binary_version": "5.7-0ubuntu0.22.04.4"
        },
        {
            "binary_name": "squid-dbgsym",
            "binary_version": "5.7-0ubuntu0.22.04.4"
        },
        {
            "binary_name": "squid-openssl",
            "binary_version": "5.7-0ubuntu0.22.04.4"
        },
        {
            "binary_name": "squid-openssl-dbgsym",
            "binary_version": "5.7-0ubuntu0.22.04.4"
        },
        {
            "binary_name": "squid-purge",
            "binary_version": "5.7-0ubuntu0.22.04.4"
        },
        {
            "binary_name": "squid-purge-dbgsym",
            "binary_version": "5.7-0ubuntu0.22.04.4"
        },
        {
            "binary_name": "squidclient",
            "binary_version": "5.7-0ubuntu0.22.04.4"
        },
        {
            "binary_name": "squidclient-dbgsym",
            "binary_version": "5.7-0ubuntu0.22.04.4"
        }
    ]
}

Ubuntu:24.04:LTS / squid

Package

Name: squid
Purl: pkg:deb/ubuntu/squid@6.5-1ubuntu1?arch=source&distro=noble

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

6.5-1ubuntu1

Affected versions

6.*

6.1-2ubuntu1

6.1-2ubuntu2

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "squid",
            "binary_version": "6.5-1ubuntu1"
        },
        {
            "binary_name": "squid-cgi",
            "binary_version": "6.5-1ubuntu1"
        },
        {
            "binary_name": "squid-cgi-dbgsym",
            "binary_version": "6.5-1ubuntu1"
        },
        {
            "binary_name": "squid-common",
            "binary_version": "6.5-1ubuntu1"
        },
        {
            "binary_name": "squid-dbgsym",
            "binary_version": "6.5-1ubuntu1"
        },
        {
            "binary_name": "squid-openssl",
            "binary_version": "6.5-1ubuntu1"
        },
        {
            "binary_name": "squid-openssl-dbgsym",
            "binary_version": "6.5-1ubuntu1"
        },
        {
            "binary_name": "squid-purge",
            "binary_version": "6.5-1ubuntu1"
        },
        {
            "binary_name": "squid-purge-dbgsym",
            "binary_version": "6.5-1ubuntu1"
        },
        {
            "binary_name": "squidclient",
            "binary_version": "6.5-1ubuntu1"
        },
        {
            "binary_name": "squidclient-dbgsym",
            "binary_version": "6.5-1ubuntu1"
        }
    ]
}