| Name | CVE-2022-23121 |
| Description | 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 parse_entries function. The issue results from the lack of proper error handling when parsing AppleDouble entries. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-15819. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-3426-1, DSA-5503-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| netatalk (PTS) | stretch (security), stretch (lts), stretch | 2.2.5-2+deb9u1 | vulnerable |
| buster (security), buster, buster (lts) | 3.1.12~ds-3+deb10u5 | fixed |
| bullseye (security), bullseye | 3.1.12~ds-8+deb11u1 | fixed |
| sid, trixie | 4.0.6~ds-1 | fixed |
The information below is based on the following data on fixed versions.
Notes
https://netatalk.sourceforge.io/3.1/ReleaseNotes3.1.13.html
https://github.com/Netatalk/Netatalk/commit/0c0465e4e85a27105b61b3918df8f8df0565367c
https://github.com/Netatalk/Netatalk/commit/62d4013c62be3b1b4a14f37057cb1c8f393c5fd1