CVE-2016-2860
medium
CVSS v3
6.5
CVSS v2
4.0
VIR risk
6.5
Description
The newEntry function in ptserver/ptprocs.c in OpenAFS before 1.6.17 allows remote authenticated users from foreign Kerberos realms to bypass intended access restrictions and create arbitrary groups as administrators by leveraging mishandling of the creator ID.
Predictions
Exploit likelihood
75%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2016-2860
Vendor advisory: cve@mitre.org — http://www.openafs.org/pages/security/OPENAFS-SA-2016-001.txt
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | 8.0 | affected | |
| debian | bookworm | fixed | 1.6.17-1 |
| debian | bullseye | fixed | 1.6.17-1 |
| debian | sid | fixed | 1.6.17-1 |
| debian | trixie | fixed | 1.6.17-1 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| openafs | openafs | {"endIncluding":"1.6.16"} | |
References
- http://git.openafs.org/?p=openafs.git%3Ba=commitdiff%3Bh=396240cf070a806b91fea81131d034e1399af1e0
- http://www.debian.org/security/2016/dsa-3569
- http://www.openafs.org/pages/security/OPENAFS-SA-2016-001.txt
- https://lists.openafs.org/pipermail/openafs-announce/2016/000496.html
- https://www.openafs.org/dl/openafs/1.6.17/RELNOTES-1.6.17
- https://security-tracker.debian.org/tracker/CVE-2016-2860
CWEs
CWE-284
Verify integrity in audit chain (admin only). AS-IS.