Ubuntu 16.04 LTS / 18.04 LTS : Jinja2 vulnerabilities (USN-4011-1)

high Nessus Plugin ID 125771

Synopsis

The remote Ubuntu host is missing one or more security updates.

Description

The remote Ubuntu 16.04 LTS / 18.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-4011-1 advisory.

Olivier Dony discovered that Jinja incorrectly handled str.format. An attacker could possibly use this issue to escape the sandbox. This issue only affected Ubuntu 16.04 LTS. (CVE-2016-10745)

Brian Welch discovered that Jinja incorrectly handled str.format_map. An attacker could possibly use this issue to escape the sandbox. (CVE-2019-10906)

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

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

Solution

Update the affected python-jinja2 and / or python3-jinja2 packages.

See Also

https://ubuntu.com/security/notices/USN-4011-1

Plugin Details

Severity: High

ID: 125771

File Name: ubuntu_USN-4011-1.nasl

Version: 1.7

Type: local

Agent: unix

Published: 6/7/2019

Updated: 8/27/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2019-10906

CVSS v3

Risk Factor: High

Base Score: 8.6

Temporal Score: 7.5

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

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

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:18.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:python3-jinja2, p-cpe:/a:canonical:ubuntu_linux:python-jinja2, cpe:/o:canonical:ubuntu_linux:16.04:-:lts

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

Exploit Ease: No known exploits are available

Patch Publication Date: 6/6/2019

Vulnerability Publication Date: 4/7/2019

Reference Information

CVE: CVE-2016-10745, CVE-2019-10906

USN: 4011-1