Ubuntu 6.10 : gnupg2 vulnerabilities (USN-393-2)

critical Nessus Plugin ID 27979

Synopsis

The remote Ubuntu host is missing one or more security-related patches.

Description

USN-389-1 and USN-393-1 fixed vulnerabilities in gnupg. This update provides the corresponding updates for gnupg2.

A buffer overflow was discovered in GnuPG. By tricking a user into running gpg interactively on a specially crafted message, an attacker could execute arbitrary code with the user's privileges. This vulnerability is not exposed when running gpg in batch mode.
(CVE-2006-6169)

Tavis Ormandy discovered that gnupg was incorrectly using the stack. If a user were tricked into processing a specially crafted message, an attacker could execute arbitrary code with the user's privileges. (CVE-2006-6235).

Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Update the affected gnupg-agent, gnupg2 and / or gpgsm packages.

See Also

https://usn.ubuntu.com/393-2/

Plugin Details

Severity: Critical

ID: 27979

File Name: ubuntu_USN-393-2.nasl

Version: 1.14

Type: local

Agent: unix

Published: 11/10/2007

Updated: 1/19/2021

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.8

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 8.7

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

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:gnupg-agent, p-cpe:/a:canonical:ubuntu_linux:gnupg2, p-cpe:/a:canonical:ubuntu_linux:gpgsm, cpe:/o:canonical:ubuntu_linux:6.10

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

Exploit Ease: No known exploits are available

Patch Publication Date: 12/7/2006

Reference Information

CVE: CVE-2006-6169, CVE-2006-6235

BID: 21306, 21462

USN: 393-2