GLSA-202403-01 : Tox: Remote Code Execution

critical Nessus Plugin ID 191481

Description

The remote host is affected by the vulnerability described in GLSA-202403-01 (Tox: Remote Code Execution)

- A stack-based buffer overflow in handle_request function in DHT.c in toxcore 0.1.9 through 0.1.11 and 0.2.0 through 0.2.12 (caused by an improper length calculation during the handling of received network packets) allows remote attackers to crash the process or potentially execute arbitrary code via a network packet. (CVE-2021-44847)

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

Solution

All Tox users should upgrade to the latest version:

# emerge --sync # emerge --ask --oneshot --verbose >=net-libs/tox-0.2.13

See Also

https://security.gentoo.org/glsa/202403-01

https://bugs.gentoo.org/show_bug.cgi?id=829650

Plugin Details

Severity: Critical

ID: 191481

File Name: gentoo_GLSA-202403-01.nasl

Version: 1.0

Type: local

Published: 3/3/2024

Updated: 3/3/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

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

CVSS Score Source: CVE-2021-44847

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

Vulnerability Information

CPE: cpe:/o:gentoo:linux, p-cpe:/a:gentoo:linux:tox

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 3/3/2024

Vulnerability Publication Date: 12/13/2021

Reference Information

CVE: CVE-2021-44847