CVE-2022-23123

high-risk
Published 2023-03-28

This vulnerability allows remote attackers to disclose sensitive information on affected installations of Netatalk. Authentication is not required to exploit this vulnerability. The specific flaw exists within the getdirparams method. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of root. Was ZDI-CAN-15830.

Do I need to act?

~
7.8% 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 (13)

Mailing List https://lists.debian.org/debian-lts-announce/2023/05/msg00018.html
Mailing List https://lists.debian.org/debian-lts-announce/2023/08/msg00016.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-22-528/
Mailing List https://lists.debian.org/debian-lts-announce/2023/05/msg00018.html
Mailing List https://lists.debian.org/debian-lts-announce/2023/08/msg00016.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-22-528/
51
/ 100
high-risk
Severity 32/34 · Critical
Exploitability 10/34 · Low
Exposure 9/34 · Low