What is CVE-2016-2860?

CVE-2016-2860 is a medium-severity vulnerability in Openafs, classified under Improper Access Control. CVSS score: 6.5/10. Published 2016-05-13.

How severe is CVE-2016-2860?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Openafs

CVE-2016-2860

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.

Published 2016-05-13 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.015 (73.3th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 73.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000

Affected products

Openafs
Debian Linux — versions 8.0

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

www.openafs.org/pages/security/OPENAFS-SA-2016-001.txt (Vendor Advisory)
www.debian.org/security/2016/dsa-3569 (vendor-advisory)
www.openafs.org/dl/openafs/1.6.17/RELNOTES-1.6.17
git.openafs.org/
lists.openafs.org/pipermail/openafs-announce/2016/000496.html (mailing-list)

Frequently asked questions

What is CVE-2016-2860?: CVE-2016-2860 is a medium-severity vulnerability in Openafs, classified under Improper Access Control. CVSS score: 6.5/10. Published 2016-05-13.
How severe is CVE-2016-2860?: Medium severity. CVSS v3 base score is 6.5 out of 10.