Ubuntu 16.04 LTS / 18.04 LTS / 19.10 / 20.04 : libexif vulnerabilities (USN-4396-1)

critical Nessus Plugin ID 137554

Synopsis

The remote Ubuntu host is missing a security-related patch.

Description

It was discovered that libexif incorrectly handled certain inputs. An attacker could possibly use this issue to expose sensitive information. (CVE-2020-0093, CVE-2020-0182)

It was discovered that libexif incorrectly handled certain inputs. An attacker could possibly use this issue to cause a remote denial of service. (CVE-2020-0198)

It was discovered that libexif incorrectly handled certain inputs. An attacker could possibly use this issue to expose sensitive information or cause a crash. (CVE-2020-13112)

It was discovered that libexif incorrectly handled certain inputs. An attacker could possibly use this issue to cause a crash.
(CVE-2020-13113)

It was discovered libexif incorrectly handled certain inputs. An attacker could possibly use this issue to cause a denial of service.
(CVE-2020-13114).

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 libexif12 package.

See Also

https://usn.ubuntu.com/4396-1/

Plugin Details

Severity: Critical

ID: 137554

File Name: ubuntu_USN-4396-1.nasl

Version: 1.3

Type: local

Agent: unix

Published: 6/17/2020

Updated: 5/16/2022

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.2

CVSS v2

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 4.7

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

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS Score Source: CVE-2020-13113

CVSS v3

Risk Factor: Critical

Base Score: 9.1

Temporal Score: 7.9

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

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

Vulnerability Information

CPE: cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*, cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:*:*:*:*, cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:*:*:*:*, cpe:2.3:o:canonical:ubuntu_linux:18.04:-:lts:*:*:*:*:*, cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:*:*:*:*, p-cpe:2.3:a:canonical:ubuntu_linux:libexif12:*:*:*:*:*:*:*

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

Exploit Ease: No known exploits are available

Patch Publication Date: 6/16/2020

Vulnerability Publication Date: 5/14/2020

Reference Information

CVE: CVE-2020-0093, CVE-2020-13112, CVE-2020-13113, CVE-2020-13114, CVE-2020-0182, CVE-2020-0198

USN: 4396-1