UBUNTU-CVE-2022-38493

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Source
https://ubuntu.com/security/CVE-2022-38493
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-38493.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2022-38493
Upstream
Published
2022-08-20T20:15:00Z
Modified
2026-04-22T13:27:18Z
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
  • Ubuntu - medium
Summary
[none]
Details

Rhonabwy 0.9.99 through 1.1.x before 1.1.7 doesn't check the RSA private key length before RSA-OAEP decryption. This allows attackers to cause a Denial of Service via a crafted JWE (JSON Web Encryption) token.

References

Affected packages

Ubuntu:22.04:LTS / rhonabwy

Package

Name
rhonabwy
Purl
pkg:deb/ubuntu/rhonabwy@1.1.2-1?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

0.*
0.9.13-4
1.*
1.1.2-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "librhonabwy1.1",
            "binary_version": "1.1.2-1"
        },
        {
            "binary_name": "rnbyc",
            "binary_version": "1.1.2-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-38493.json"