CVE-2022-43634
- State
- Published
- Severity
- 9.8 Critical
- Published
- Mar 29, 2023
- Updated
- Feb 12, 2025
- Reserved
- Oct 21, 2022
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 dsi_writeinit 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 heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-17646.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.0 | 9.8 Critical | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | zdi |
Weaknesses
- CWE-122 Heap-based Buffer Overflow
Affected Products
| Product | Versions |
|---|---|
NetatalkNetatalk |
|
References
- https://www.zerodayinitiative.com/advisories/ZDI-23-094/
- https://github.com/Netatalk/Netatalk/pull/186
- FEDORA-2023-aaeb45fb73vendor-advisory
- FEDORA-2023-e714897e70vendor-advisory
- FEDORA-2023-599faf1b1cvendor-advisory
- [debian-lts-announce] 20230516 [SECURITY] [DLA 3426-1] netatalk security updatemailing-list
- DSA-5503vendor-advisory
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