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GLSA-202405-24 : ytnef: Multiple Vulnerabilities

high Nessus Plugin ID 195165

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Description

The remote host is affected by the vulnerability described in GLSA-202405-24 (ytnef: Multiple Vulnerabilities)

 - In ytnef 1.9.3, the TNEFSubjectHandler function in lib/ytnef.c allows remote attackers to cause a denial- of-service (and potentially code execution) due to a double free which can be triggered via a crafted file. (CVE-2021-3403)

 - In ytnef 1.9.3, the SwapWord function in lib/ytnef.c allows remote attackers to cause a denial-of-service (and potentially code execution) due to a heap buffer overflow which can be triggered via a crafted file.
 (CVE-2021-3404)

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

Solution

All ytnef users should upgrade to the latest version:

 # emerge --sync # emerge --ask --oneshot --verbose >=net-mail/ytnef-2.0

See Also

https://security.gentoo.org/glsa/202405-24

https://bugs.gentoo.org/show_bug.cgi?id=774255

Plugin Details

Severity: High

ID: 195165

File Name: gentoo_GLSA-202405-24.nasl

Version: 1.0

Type: local

Published: 5/8/2024

Updated: 5/8/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.3

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

CVSS Score Source: CVE-2021-3404

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

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

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

Vulnerability Information

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

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: 5/8/2024

Vulnerability Publication Date: 3/4/2021

Reference Information

CVE: CVE-2021-3403, CVE-2021-3404