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Debian dla-3071 : libtirpc-common - security update

high Nessus Plugin ID 164083

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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-3071 advisory.

 - ------------------------------------------------------------------------- Debian LTS Advisory DLA-3071-1 [email protected] https://www.debian.org/lts/security/ Emilio Pozuelo Monfort August 11, 2022 https://wiki.debian.org/LTS
 - -------------------------------------------------------------------------

 Package : libtirpc Version : 1.1.4-0.4+deb10u1 CVE ID : CVE-2021-46828 Debian Bug : 1015873

 It was discovered that libtirpc, a transport-independent RPC library, does not properly handle idle TCP connections. A remote attacker can take advantage of this flaw to cause a denial of service.

 For Debian 10 buster, this problem has been fixed in version 1.1.4-0.4+deb10u1.

 We recommend that you upgrade your libtirpc packages.

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

 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 libtirpc-common packages.

See Also

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

https://security-tracker.debian.org/tracker/CVE-2021-46828

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

Plugin Details

Severity: High

ID: 164083

File Name: debian_DLA-3071.nasl

Version: 1.4

Type: local

Agent: unix

Published: 8/11/2022

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: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2021-46828

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: cpe:/o:debian:debian_linux:10.0, p-cpe:/a:debian:debian_linux:libtirpc-dev, p-cpe:/a:debian:debian_linux:libtirpc-common, p-cpe:/a:debian:debian_linux:libtirpc3

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

Exploit Ease: No known exploits are available

Patch Publication Date: 8/11/2022

Vulnerability Publication Date: 7/20/2022

Reference Information

CVE: CVE-2021-46828