Home/CVE/This vulnerability allows remote attackers to execute arbitrary code on affected installations of Netatalk. Authenticati
CVE

CVE-2022-23121

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Netatalk. Authenticati

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.

CRITICAL · CVSS 9.8 EPSS 0.16823
Schedule remediation
  • EPSS ≥ 0.10 - elevated exploitation probability
  • EPSS percentile: top 5% of all CVEs by exploitation likelihood
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-755Improper Handling of Exceptional Conditions
CWE-755Improper Handling of Exceptional Conditions
▤

Affected Products & Versions

2
netatalk< 3.1.13
debian linuxall versions
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · zdi-disclosures@trendmicro.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD28 Mar 2023 · 07:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

2
usnUSN-6146-1
suse-csafSUSE-SU-2022:1184-1
🔗

References & Sources

7
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://lists.debian.org/debian-lts-announce/2023/05/msg00018.htmlMailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2023/06/msg00000.htmlMailing ListThird Party Advisory
https://netatalk.sourceforge.io/3.1/ReleaseNotes3.1.13.htmlRelease Notes
https://security.gentoo.org/glsa/202311-02Issue TrackingThird Party Advisory
https://www.debian.org/security/2023/dsa-5503Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-22-527/Third Party AdvisoryVDB Entry
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