Debian DSA-5349-1 : gnutls28 - security update

high Nessus Plugin ID 171498


The remote Debian host is missing a security-related update.


The remote Debian 11 host has packages installed that are affected by a vulnerability as referenced in the dsa-5349 advisory.

- The GnuTLS project reports: A vulnerability was found that the response times to malformed RSA ciphertexts in ClientKeyExchange differ from response times of ciphertexts with correct PKCS#1 v1.5 padding. Only TLS ciphertext processing is affected. (CVE-2023-0361)

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


Upgrade the gnutls28 packages.

For the stable distribution (bullseye), this problem has been fixed in version 3.7.1-5+deb11u3.

See Also

Plugin Details

Severity: High

ID: 171498

File Name: debian_DSA-5349.nasl

Version: 1.3

Type: local

Agent: unix

Published: 2/15/2023

Updated: 9/4/2023

Supported Sensors: Agentless Assessment, Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information


Risk Factor: Medium

Score: 6.0


Risk Factor: High

Base Score: 7.1

Temporal Score: 5.6

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

CVSS Score Source: CVE-2023-0361


Risk Factor: High

Base Score: 7.4

Temporal Score: 6.7

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

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

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:gnutls-bin, p-cpe:/a:debian:debian_linux:gnutls-doc, p-cpe:/a:debian:debian_linux:guile-gnutls, p-cpe:/a:debian:debian_linux:libgnutls-dane0, p-cpe:/a:debian:debian_linux:libgnutls-openssl27, p-cpe:/a:debian:debian_linux:libgnutls28-dev, p-cpe:/a:debian:debian_linux:libgnutls30, p-cpe:/a:debian:debian_linux:libgnutlsxx28, cpe:/o:debian:debian_linux:11.0

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2/14/2023

Vulnerability Publication Date: 2/13/2023

Reference Information

CVE: CVE-2023-0361