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Debian dla-3626 : krb5-admin-server - security update

critical Nessus Plugin ID 183680

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Synopsis

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

Description

The remote Debian 10 host has packages installed that are affected by a vulnerability as referenced in the dla-3626 advisory.

 - ------------------------------------------------------------------------- Debian LTS Advisory DLA-3626-1 [email protected] https://www.debian.org/lts/security/ Adrian Bunk October 22, 2023 https://wiki.debian.org/LTS
 - -------------------------------------------------------------------------

 Package : krb5 Version : 1.17-3+deb10u6 CVE ID : CVE-2023-36054 Debian Bug : 1043431

 Potential freeing of an uninitialized pointer in kadm_rpc_xdr.c was fixed in krb5, the MIT implementation of the Kerberos network authentication protocol.

 For Debian 10 buster, this problem has been fixed in version 1.17-3+deb10u6.

 We recommend that you upgrade your krb5 packages.

 For the detailed security status of krb5 please refer to its security tracker page at:
 https://security-tracker.debian.org/tracker/krb5

 Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS

Tenable has extracted the preceding description block directly from the Debian 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

Upgrade the krb5-admin-server packages.

See Also

https://security-tracker.debian.org/tracker/source-package/krb5

https://security-tracker.debian.org/tracker/CVE-2023-36054

https://packages.debian.org/source/buster/krb5

Plugin Details

Severity: Critical

ID: 183680

File Name: debian_DLA-3626.nasl

Version: 1.1

Type: local

Agent: unix

Published: 10/23/2023

Updated: 1/22/2025

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2023-36054

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

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

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

CVSS v4

Risk Factor: Critical

Base Score: 9.3

Threat Score: 8.1

Threat Vector: CVSS:4.0/E:U

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:krb5-pkinit, p-cpe:/a:debian:debian_linux:libkrb5support0, p-cpe:/a:debian:debian_linux:krb5-gss-samples, p-cpe:/a:debian:debian_linux:libkrad0, p-cpe:/a:debian:debian_linux:libkrad-dev, p-cpe:/a:debian:debian_linux:libkadm5clnt-mit11, cpe:/o:debian:debian_linux:10.0, p-cpe:/a:debian:debian_linux:krb5-kdc, p-cpe:/a:debian:debian_linux:krb5-otp, p-cpe:/a:debian:debian_linux:krb5-admin-server, p-cpe:/a:debian:debian_linux:libkdb5-9, p-cpe:/a:debian:debian_linux:libgssapi-krb5-2, p-cpe:/a:debian:debian_linux:libkrb5-dev, p-cpe:/a:debian:debian_linux:libkadm5srv-mit11, p-cpe:/a:debian:debian_linux:krb5-multidev, p-cpe:/a:debian:debian_linux:libgssrpc4, p-cpe:/a:debian:debian_linux:libk5crypto3, p-cpe:/a:debian:debian_linux:libkrb5-dbg, p-cpe:/a:debian:debian_linux:krb5-locales, p-cpe:/a:debian:debian_linux:krb5-user, p-cpe:/a:debian:debian_linux:libkrb5-3, p-cpe:/a:debian:debian_linux:krb5-kpropd, p-cpe:/a:debian:debian_linux:krb5-doc, p-cpe:/a:debian:debian_linux:krb5-k5tls, p-cpe:/a:debian:debian_linux:krb5-kdc-ldap

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

Exploit Ease: No known exploits are available

Patch Publication Date: 10/22/2023

Vulnerability Publication Date: 7/11/2023

Reference Information

CVE: CVE-2023-36054