CVE-2022-23121
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Netatalk.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (8.59%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 8.59% probability · 95th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-755
- Affected
- netatalk/netatalk · debian/debian linux
- Source
- zdi-disclosures@trendmicro.com
References
- https://lists.debian.org/debian-lts-announce/2023/05/msg00018.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/06/msg00000.htmlMailing List, Third Party Advisory
- https://netatalk.sourceforge.io/3.1/ReleaseNotes3.1.13.htmlRelease Notes
- https://security.gentoo.org/glsa/202311-02Issue Tracking, Third Party Advisory
- https://www.debian.org/security/2023/dsa-5503Third Party Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-22-527/Third Party Advisory, VDB Entry
- https://lists.debian.org/debian-lts-announce/2023/05/msg00018.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/06/msg00000.htmlMailing List, Third Party Advisory
- https://netatalk.sourceforge.io/3.1/ReleaseNotes3.1.13.htmlRelease Notes
- https://security.gentoo.org/glsa/202311-02Issue Tracking, Third Party Advisory
- https://www.debian.org/security/2023/dsa-5503Third Party Advisory
- https://www.kb.cert.org/vuls/id/709991
- https://www.zerodayinitiative.com/advisories/ZDI-22-527/Third Party Advisory, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.