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Ubuntu 18.04 LTS / 20.04 LTS / 22.04 LTS : GnuPG vulnerability (USN-5503-1)

medium Nessus Plugin ID 162734

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Synopsis

The remote Ubuntu host is missing a security update.

Description

The remote Ubuntu 18.04 LTS / 20.04 LTS / 21.10 / 22.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-5503-1 advisory.

 - GnuPG through 2.3.6, in unusual situations where an attacker possesses any secret-key information from a victim's keyring and other constraints (e.g., use of GPGME) are met, allows signature forgery via injection into the status line. (CVE-2022-34903)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

See Also

https://ubuntu.com/security/notices/USN-5503-1

Plugin Details

Severity: Medium

ID: 162734

File Name: ubuntu_USN-5503-1.nasl

Version: 1.7

Type: local

Agent: unix

Published: 7/5/2022

Updated: 10/16/2023

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.0

CVSS v2

Risk Factor: Medium

Base Score: 5.8

Temporal Score: 4.5

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:N

CVSS Score Source: CVE-2022-34903

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.9

Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:18.04:-:lts, cpe:/o:canonical:ubuntu_linux:20.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:gnupg, p-cpe:/a:canonical:ubuntu_linux:gnupg2, p-cpe:/a:canonical:ubuntu_linux:dirmngr, p-cpe:/a:canonical:ubuntu_linux:gnupg-agent, p-cpe:/a:canonical:ubuntu_linux:gnupg-l10n, p-cpe:/a:canonical:ubuntu_linux:gnupg-utils, p-cpe:/a:canonical:ubuntu_linux:gpg, p-cpe:/a:canonical:ubuntu_linux:gpg-agent, p-cpe:/a:canonical:ubuntu_linux:gpg-wks-client, p-cpe:/a:canonical:ubuntu_linux:gpg-wks-server, p-cpe:/a:canonical:ubuntu_linux:gpgconf, p-cpe:/a:canonical:ubuntu_linux:gpgsm, p-cpe:/a:canonical:ubuntu_linux:gpgv, p-cpe:/a:canonical:ubuntu_linux:gpgv-static, p-cpe:/a:canonical:ubuntu_linux:gpgv-win32, p-cpe:/a:canonical:ubuntu_linux:gpgv2, p-cpe:/a:canonical:ubuntu_linux:scdaemon, cpe:/o:canonical:ubuntu_linux:22.04:-:lts

Required KB Items: Host/cpu, Host/Debian/dpkg-l, Host/Ubuntu, Host/Ubuntu/release

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 7/5/2022

Vulnerability Publication Date: 7/1/2022

Reference Information

CVE: CVE-2022-34903

USN: 5503-1