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GLSA-202508-04 : Mozilla Network Security Service (NSS): TLS RSA decryption timing attack

medium Nessus Plugin ID 243976

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Description

The remote host is affected by the vulnerability described in GLSA-202508-04 (Mozilla Network Security Service (NSS):
TLS RSA decryption timing attack)

 A vulnerability has been discovered in Mozilla Network Security Service (NSS). Please review the CVE identifier referenced below for details.

Tenable has extracted the preceding description block directly from the Gentoo Linux 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

All Mozilla Network Security Service (NSS) users should upgrade to the latest version:

 # emerge --sync # emerge --ask --oneshot --verbose >=dev-libs/nss-3.98

See Also

https://security.gentoo.org/glsa/202508-04

https://bugs.gentoo.org/show_bug.cgi?id=925027

Plugin Details

Severity: Medium

ID: 243976

File Name: gentoo_GLSA-202508-04.nasl

Version: 1.1

Type: local

Published: 8/6/2025

Updated: 8/6/2025

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.3

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2023-5388

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

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

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

Vulnerability Information

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

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

Exploit Ease: No known exploits are available

Patch Publication Date: 8/6/2025

Vulnerability Publication Date: 1/10/2024

Reference Information

CVE: CVE-2023-5388