Debian DLA-2502-1 : postsrsd security update

high Nessus Plugin ID 144478

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Synopsis

The remote Debian host is missing a security update.

Description

A potential denial of service attack through malicious timestamp tags was fixed in PostSRSd, a Sender Rewriting Scheme (SRS) lookup table for Postfix.

For Debian 9 stretch, this problem has been fixed in version 1.4-1+deb9u1.

We recommend that you upgrade your postsrsd packages.

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

NOTE: Tenable Network Security has extracted the preceding description block directly from the DLA security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Upgrade the affected postsrsd package.

Plugin Details

Severity: High

ID: 144478

File Name: debian_DLA-2502.nasl

Version: 1.4

Type: local

Agent: unix

Family: Debian Local Security Checks

Published: 12/21/2020

Updated: 2/1/2024

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: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2020-35573

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: p-cpe:/a:debian:debian_linux:postsrsd, cpe:/o:debian:debian_linux:9.0

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

Exploit Ease: No known exploits are available

Patch Publication Date: 12/20/2020

Vulnerability Publication Date: 12/20/2020

Reference Information

CVE: CVE-2020-35573

Detections

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