CVE-2016-2860 Auth bypass in n/a

What is CVE-2016-2860?

CVE-2016-2860 is a medium-severity authentication bypass vulnerability in Debian Debian Linux, published on 13 May 2016. Any signed-in user can exploit it over the network, with no action from the victim.

Official 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.

Weakness: CWE-284

Which versions are affected by CVE-2016-2860?

It affects 2 products.

Products include Debian Debian Linux, Openafs Openafs.

How do I fix CVE-2016-2860?

Upgrade to a fixed version.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2016-2860 being exploited?

There is no known exploitation of CVE-2016-2860 in the wild and no public exploit code.

Other vulnerabilities in Debian Debian Linux

• CVE-2015-3306 ProFTPD Improper Access Control Exploited Critical 10.0
• CVE-2025-49113 RoundCube Webmail Deserialization of Untrusted Data Exploited Critical 9.9
• CVE-2026-24061 GNU InetUtils Argument Injection Exploited Critical 9.8
• CVE-2025-39682 Linux Kernel Improper Check for Unusual or Exceptional Conditions Exploited Critical 9.8
• CVE-2024-9680 Mozilla Firefox Use-After-Free Exploited Critical 9.8

All Debian Debian Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2016-2860, GHSA-fxfw-fpvf-77hw, UBUNTU-CVE-2016-2860.