Debian DSA-4536-1 : exim4 - security update

High Nessus Plugin ID 129414

Synopsis

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

Description

A buffer overflow flaw was discovered in Exim, a mail transport agent.
A remote attacker can take advantage of this flaw to cause a denial of service, or potentially the execution of arbitrary code.

Solution

Upgrade the exim4 packages.

For the stable distribution (buster), this problem has been fixed in version 4.92-8+deb10u3.

See Also

https://security-tracker.debian.org/tracker/source-package/exim4

https://packages.debian.org/source/buster/exim4

https://www.debian.org/security/2019/dsa-4536

Plugin Details

Severity: High

ID: 129414

File Name: debian_DSA-4536.nasl

Version: 1.4

Type: local

Agent: unix

Published: 2019/09/30

Updated: 2019/12/23

Dependencies: 12634

Risk Information

Risk Factor: High

CVSS v2.0

Base Score: 7.5

Temporal Score: 5.5

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

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS v3.0

Base Score: 9.8

Temporal Score: 8.5

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

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

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:exim4, cpe:/o:debian:debian_linux:10.0

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

Exploit Ease: No known exploits are available

Patch Publication Date: 2019/09/28

Vulnerability Publication Date: 2019/09/27

Reference Information

CVE: CVE-2019-16928

DSA: 4536