CVE catalog
CVE-2022-23121
UBUNTU-CVE-2022-23121
- Severity
- Critical · CVSS 9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 8.59% · Oct 25, 2026
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. 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.]
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Ubuntu | netatalk | pro | 2.2.2-1ubuntu1 | vulnerable |
| Ubuntu | netatalk | pro | 2.2.2-1ubuntu2 | vulnerable |
| Ubuntu | netatalk | pro | 2.2.2-1ubuntu2.2 | vulnerable |
| Ubuntu | netatalk | pro | 2.2.2-1ubuntu2.2+esm1 | fixed |
| Ubuntu | netatalk | pro | 2.2.5-1 | vulnerable |
| Ubuntu | netatalk | pro | 2.2.5-1ubuntu0.2 | vulnerable |
| Ubuntu | netatalk | pro | 2.2.5-1ubuntu0.2+esm1 | fixed |
| Ubuntu | netatalk | pro | 2.2.6-1 | vulnerable |
| Ubuntu | netatalk | pro | 2.2.6-1ubuntu0.18.04.2 | vulnerable |
| Ubuntu | netatalk | pro | 2.2.6-1ubuntu0.18.04.2+esm1 | fixed |
| Ubuntu | netatalk | 20.04 | 3.1.12~ds-3 | vulnerable |
| Ubuntu | netatalk | 20.04 | 3.1.12~ds-4 | vulnerable |
| Ubuntu | netatalk | 20.04 | 3.1.12~ds-4ubuntu0.20.04.1 | fixed |
| Ubuntu | netatalk | 22.04 | 3.1.12~ds-9 | vulnerable |
| Ubuntu | netatalk | 22.04 | 3.1.12~ds-9build1 | vulnerable |
| Ubuntu | netatalk | 22.04 | 3.1.12~ds-9ubuntu0.22.04.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Ubuntu | netatalk | deb | pro | 2.2.2-1ubuntu2.2+esm1 | Not reported | UBUNTU-CVE-2022-23121 | Not reported |
| Ubuntu | netatalk | deb | pro | 2.2.5-1ubuntu0.2+esm1 | Not reported | UBUNTU-CVE-2022-23121 | Not reported |
| Ubuntu | netatalk | deb | pro | 2.2.6-1ubuntu0.18.04.2+esm1 | Not reported | UBUNTU-CVE-2022-23121 | Not reported |
| Ubuntu | netatalk | deb | 20.04 | 3.1.12~ds-4ubuntu0.20.04.1 | Not reported | UBUNTU-CVE-2022-23121 | Not reported |
| Ubuntu | netatalk | deb | 22.04 | 3.1.12~ds-9ubuntu0.22.04.1 | Not reported | UBUNTU-CVE-2022-23121 | Not reported |
OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.
Observed: