| Name | CVE-2022-23122 |
| 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 setfilparams 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-15837. |
| 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 |
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 | 4.0.3~ds-2 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| netatalk | source | stretch | (unfixed) | end-of-life | ||
| netatalk | source | buster | 3.1.12~ds-3+deb10u1 | DLA-3426-1 | ||
| netatalk | source | bullseye | 3.1.12~ds-8+deb11u1 | DSA-5503-1 | ||
| netatalk | source | (unstable) | 3.1.13~ds-1 |
https://netatalk.sourceforge.io/3.1/ReleaseNotes3.1.13.html
https://github.com/Netatalk/Netatalk/commit/4a8f6c964d5ca86df27c50e50dc1b60d39c9b76d
Causes a regression:
https://sourceforge.net/p/netatalk/mailman/netatalk-devel/thread/49864b1b-6aa1-6859-3f53-a2018598b8ce%40synology.com/#msg37632074
Probably the same as https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1013303
3.1.13~ds-2 merged a patch: https://salsa.debian.org/netatalk-team/netatalk/-/commit/9b7e96c9023402d4f7aa49e28e13aef31aeb1caf
but not reviewed/merged upstream so far