CVE-2022-0194

high-risk
Published 2023-03-28

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Netatalk. Authentication is not required to exploit this vulnerability. The specific flaw exists within the ad_addcomment function. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-15876.

Do I need to act?

~
9.3% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (3)

Affected Vendors

Debian Netatalk

References (11)

Mailing List https://lists.debian.org/debian-lts-announce/2023/05/msg00018.html
Release Notes https://netatalk.sourceforge.io/3.1/ReleaseNotes3.1.13.html
Issue Tracking https://security.gentoo.org/glsa/202311-02
Third Party Advisory https://www.debian.org/security/2023/dsa-5503
Third Party Advisory https://www.zerodayinitiative.com/advisories/ZDI-22-530/
Mailing List https://lists.debian.org/debian-lts-announce/2023/05/msg00018.html
Release Notes https://netatalk.sourceforge.io/3.1/ReleaseNotes3.1.13.html
Issue Tracking https://security.gentoo.org/glsa/202311-02
Third Party Advisory https://www.debian.org/security/2023/dsa-5503
https://www.kb.cert.org/vuls/id/709991
Third Party Advisory https://www.zerodayinitiative.com/advisories/ZDI-22-530/
51
/ 100
high-risk
Severity 32/34 · Critical
Exploitability 10/34 · Low
Exposure 9/34 · Low