Ubuntu 12.04 LTS / 14.04 LTS / 14.10 : python2.7, python3.2, python3.4 vulnerabilities (USN-2653-1)

critical Nessus Plugin ID 84428
New! Plugin Severity Now Using CVSS v3

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Synopsis

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

Description

It was discovered that multiple Python protocol libraries incorrectly limited certain data when connecting to servers. A malicious ftp, http, imap, nntp, pop or smtp server could use this issue to cause a denial of service. (CVE-2013-1752)

It was discovered that the Python xmlrpc library did not limit unpacking gzip-compressed HTTP bodies. A malicious server could use this issue to cause a denial of service. (CVE-2013-1753)

It was discovered that the Python json module incorrectly handled a certain argument. An attacker could possibly use this issue to read arbitrary memory and expose sensitive information. This issue only affected Ubuntu 12.04 LTS and Ubuntu 14.04 LTS. (CVE-2014-4616)

It was discovered that the Python CGIHTTPServer incorrectly handled URL-encoded path separators in URLs. A remote attacker could use this issue to expose sensitive information, or possibly execute arbitrary code. This issue only affected Ubuntu 12.04 LTS and Ubuntu 14.04 LTS.
(CVE-2014-4650)

It was discovered that Python incorrectly handled sizes and offsets in buffer functions. An attacker could possibly use this issue to read arbitrary memory and obtain sensitive information. This issue only affected Ubuntu 12.04 LTS and Ubuntu 14.04 LTS. (CVE-2014-7185).

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 packages.

See Also

https://usn.ubuntu.com/2653-1/

Plugin Details

Severity: Critical

ID: 84428

File Name: ubuntu_USN-2653-1.nasl

Version: 2.11

Type: local

Agent: unix

Published: 6/26/2015

Updated: 1/19/2021

Dependencies: ssh_get_info.nasl

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

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

Temporal Vector: E:POC/RL:OF/RC:C

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

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

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:python2.7, p-cpe:/a:canonical:ubuntu_linux:python2.7-minimal, p-cpe:/a:canonical:ubuntu_linux:python3.2, p-cpe:/a:canonical:ubuntu_linux:python3.2-minimal, p-cpe:/a:canonical:ubuntu_linux:python3.4, p-cpe:/a:canonical:ubuntu_linux:python3.4-minimal, cpe:/o:canonical:ubuntu_linux:12.04:-:lts, cpe:/o:canonical:ubuntu_linux:14.04, cpe:/o:canonical:ubuntu_linux:14.10

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: 6/25/2015

Vulnerability Publication Date: 10/8/2014

Reference Information

CVE: CVE-2013-1752, CVE-2013-1753, CVE-2014-4616, CVE-2014-4650, CVE-2014-7185

BID: 63804, 66958, 68119, 68147, 70089

USN: 2653-1