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Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS : Git vulnerability (USN-3791-1)

critical Nessus Plugin ID 118083

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Synopsis

The remote Ubuntu host is missing a security update.

Description

The remote Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-3791-1 advisory.

 It was discovered that git did not properly validate git submodule urls or paths. A remote attacker could possibly use this to craft a git repository that causes arbitrary code execution when recursive operations are used.

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

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-3791-1

Plugin Details

Severity: Critical

ID: 118083

File Name: ubuntu_USN-3791-1.nasl

Version: 1.10

Type: local

Agent: unix

Published: 10/12/2018

Updated: 8/27/2024

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

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.2

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

CVSS Score Source: CVE-2018-17456

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 9.1

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

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

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:git, p-cpe:/a:canonical:ubuntu_linux:git-daemon-run, p-cpe:/a:canonical:ubuntu_linux:git-man, p-cpe:/a:canonical:ubuntu_linux:git-mediawiki, p-cpe:/a:canonical:ubuntu_linux:git-el, p-cpe:/a:canonical:ubuntu_linux:git-all, cpe:/o:canonical:ubuntu_linux:18.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:git-core, p-cpe:/a:canonical:ubuntu_linux:git-svn, p-cpe:/a:canonical:ubuntu_linux:gitk, p-cpe:/a:canonical:ubuntu_linux:git-arch, cpe:/o:canonical:ubuntu_linux:14.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:git-cvs, p-cpe:/a:canonical:ubuntu_linux:git-email, p-cpe:/a:canonical:ubuntu_linux:git-gui, p-cpe:/a:canonical:ubuntu_linux:gitweb, cpe:/o:canonical:ubuntu_linux:16.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:git-daemon-sysvinit, p-cpe:/a:canonical:ubuntu_linux:git-bzr

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 10/12/2018

Vulnerability Publication Date: 10/6/2018

Exploitable With

Metasploit (Malicious Git HTTP Server For CVE-2018-17456)

Reference Information

CVE: CVE-2018-17456

USN: 3791-1