GLSA-202011-02 : OpenDMARC: Heap-based buffer overflow

critical Nessus Plugin ID 142250

Synopsis

The remote Gentoo host is missing one or more security-related patches.

Description

The remote host is affected by the vulnerability described in GLSA-202011-02 (OpenDMARC: Heap-based buffer overflow)

It was found that OpenDMARC did not properly handle DMARC aggregate reports.
Impact :

A remote attacker, by sending a specially crafted DMARC aggregate report, could possibly cause a Denial of Service condition and depending on how OpenDMARC library is used in linked application execute arbitrary code with the privileges of the process.
Workaround :

There is no known workaround at this time.

Solution

All OpenDMARC users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=mail-filter/opendmarc-1.3.3'

See Also

https://security.gentoo.org/glsa/202011-02

Plugin Details

Severity: Critical

ID: 142250

File Name: gentoo_GLSA-202011-02.nasl

Version: 1.3

Type: local

Published: 11/3/2020

Updated: 2/12/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

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

CVSS Score Source: CVE-2020-12460

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:opendmarc, cpe:/o:gentoo:linux

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/3/2020

Vulnerability Publication Date: 7/27/2020

Reference Information

CVE: CVE-2020-12460

GLSA: 202011-02