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Ubuntu 18.04 LTS : PHPMailer vulnerability (USN-4505-1)

high Nessus Plugin ID 140639

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Synopsis

The remote Ubuntu host is missing a security update.

Description

The remote Ubuntu 18.04 LTS host has a package installed that is affected by a vulnerability as referenced in the USN-4505-1 advisory.

 Elar Lang discovered that PHPMailer did not properly escape double quote characters in filenames. A remote attacker could possibly exploit this with a crafted filename to bypass attachment filters that are based on matching filename extensions. (CVE-2020-13625)

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 libphp-phpmailer package.

See Also

https://ubuntu.com/security/notices/USN-4505-1

Plugin Details

Severity: High

ID: 140639

File Name: ubuntu_USN-4505-1.nasl

Version: 1.5

Type: local

Agent: unix

Published: 9/17/2020

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: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

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

CVSS Score Source: CVE-2020-13625

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

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

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

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:18.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:libphp-phpmailer

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: 9/16/2020

Vulnerability Publication Date: 6/8/2020

Reference Information

CVE: CVE-2020-13625

USN: 4505-1