CVE-2022-23121
9.8
CRITICAL · CVSS 3.1 · EPSS 8.6% (pctl 95)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
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.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 8.59% — more likely to be exploited than 95% of all CVEs |
| Weakness | CWE-755 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2023-03-28 |
| Last modified | 2026-06-17 |
Affected (2)
| Vendor | Product |
|---|---|
| debian | debian linux |
| netatalk | netatalk |
References
- https://lists.debian.org/debian-lts-announce/2023/05/msg00018.html
- https://lists.debian.org/debian-lts-announce/2023/06/msg00000.html
- https://netatalk.sourceforge.io/3.1/ReleaseNotes3.1.13.html
- https://security.gentoo.org/glsa/202311-02
- https://www.debian.org/security/2023/dsa-5503
- https://www.zerodayinitiative.com/advisories/ZDI-22-527/
- https://lists.debian.org/debian-lts-announce/2023/05/msg00018.html
- https://lists.debian.org/debian-lts-announce/2023/06/msg00000.html
- https://netatalk.sourceforge.io/3.1/ReleaseNotes3.1.13.html
- https://security.gentoo.org/glsa/202311-02
- https://www.debian.org/security/2023/dsa-5503
- https://www.kb.cert.org/vuls/id/709991
- https://www.zerodayinitiative.com/advisories/ZDI-22-527/
→ the Explorer · watch your stack · NVD