PT-2022-6752 · Avahi+9 · Avahi+9

Evverx · Published 2022-04-11 · Updated 2025-01-15 · CVE-2023-1981

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions avahi (affected versions not specified)

Description A flaw in the avahi library allows an unprivileged user to make a dbus call, causing the avahi daemon to crash. This issue is related to an uncontrolled resource consumption, which can be exploited to cause a denial of service.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

ALSA-2023:6707

ALSA-2023:7190

AZL-26789

AZL-34554

BDU:2023-03858

CESA-2023_7190

CVE-2023-1981

DLA-3414-1

DLA-3990-1

MGASA-2023-0158

OESA-2023-1240

OPENSUSE-SU-2024:12854-1

RHSA-2023:6707

RHSA-2023:7190

RHSA-2023_6707

RHSA-2023_7190

RLSA-2023:7190

SUSE-SU-2023:1956-1

SUSE-SU-2023:1993-1

SUSE-SU-2023:1994-1

SUSE-SU-2023_1956-1

SUSE-SU-2023_1993-1

SUSE-SU-2023_1994-1

USN-6129-1

USN-6129-2

Affected Products

Almalinux

Astra Linux

Centos

Linuxmint

Red Hat

Red Os

Rocky Linux

Suse

Ubuntu

Avahi

References · 63

• 🔥 https://github.com/lathiat/avahi/issues/375 · Exploit
• https://ubuntu.com/security/notices/USN-6129-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2023:1956-1 · Vendor Advisory
• https://errata.almalinux.org/9/ALSA-2023-6707.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-1981 · Security Note
• https://errata.rockylinux.org/RLSA-2023:7190 · Vendor Advisory
• https://osv.dev/vulnerability/USN-6129-1 · Vendor Advisory
• https://osv.dev/vulnerability/AZL-34554 · Vendor Advisory
• https://linux.oracle.com/errata/ELSA-2023-6707.html · Vendor Advisory
• https://osv.dev/vulnerability/RLSA-2023:7190 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2023-1981 · Security Note
• https://osv.dev/vulnerability/CVE-2023-1981 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/[e-mail]/thread/VCTAFULPERZVYFFVHM7IEYXYRNHQDJAU · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-1981 · Vendor Advisory
• http://repo.red-soft.ru/redos/7.3c/x86_64/updates · Vendor Advisory