CVE-2006-3083 Privilege escalation in n/a

High 7.2 Published 9 Aug 2006 Updated 7 Aug 2024

Local attackers can gain privileges by exploiting unchecked setuid return codes in Kerberos applications, affecting system security.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: Available

What is CVE-2006-3083?

CVE-2006-3083 is a high-severity vulnerability in Mit Kerberos 5, published on 9 Aug 2006. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The (1) krshd and (2) v4rcp applications in (a) MIT Kerberos 5 (krb5) up to 1.5, and 1.4.x before 1.4.4, when running on Linux and AIX, and (b) Heimdal 0.7.2 and earlier, do not check return codes for setuid calls, which allows local users to gain privileges by causing setuid to fail to drop privileges using attacks such as resource exhaustion.

Weakness: CWE-399

Which versions are affected by CVE-2006-3083?

It affects 2 products.

Linux distribution packages (24)

`krb5` Red Hat:enterprise_linux:4::as	All versions	`0:1.3.4-33`
`krb5-debuginfo` Red Hat:enterprise_linux:4::as	All versions	`0:1.3.4-33`
`krb5-devel` Red Hat:enterprise_linux:4::as	All versions	`0:1.3.4-33`
`krb5-libs` Red Hat:enterprise_linux:4::as	All versions	`0:1.3.4-33`
`krb5-server` Red Hat:enterprise_linux:4::as	All versions	`0:1.3.4-33`
`krb5-workstation` Red Hat:enterprise_linux:4::as	All versions	`0:1.3.4-33`
`krb5` Red Hat:enterprise_linux:4::desktop	All versions	`0:1.3.4-33`
`krb5-debuginfo` Red Hat:enterprise_linux:4::desktop	All versions	`0:1.3.4-33`
`krb5-devel` Red Hat:enterprise_linux:4::desktop	All versions	`0:1.3.4-33`
`krb5-libs` Red Hat:enterprise_linux:4::desktop	All versions	`0:1.3.4-33`
`krb5-server` Red Hat:enterprise_linux:4::desktop	All versions	`0:1.3.4-33`
`krb5-workstation` Red Hat:enterprise_linux:4::desktop	All versions	`0:1.3.4-33`
`krb5` Red Hat:enterprise_linux:4::es	All versions	`0:1.3.4-33`
`krb5-debuginfo` Red Hat:enterprise_linux:4::es	All versions	`0:1.3.4-33`
`krb5-devel` Red Hat:enterprise_linux:4::es	All versions	`0:1.3.4-33`
`krb5-libs` Red Hat:enterprise_linux:4::es	All versions	`0:1.3.4-33`
`krb5-server` Red Hat:enterprise_linux:4::es	All versions	`0:1.3.4-33`
`krb5-workstation` Red Hat:enterprise_linux:4::es	All versions	`0:1.3.4-33`
`krb5` Red Hat:enterprise_linux:4::ws	All versions	`0:1.3.4-33`
`krb5-debuginfo` Red Hat:enterprise_linux:4::ws	All versions	`0:1.3.4-33`
`krb5-devel` Red Hat:enterprise_linux:4::ws	All versions	`0:1.3.4-33`
`krb5-libs` Red Hat:enterprise_linux:4::ws	All versions	`0:1.3.4-33`
`krb5-server` Red Hat:enterprise_linux:4::ws	All versions	`0:1.3.4-33`
`krb5-workstation` Red Hat:enterprise_linux:4::ws	All versions	`0:1.3.4-33`

Products include Heimdal Heimdal, Mit Kerberos 5.

How do I fix CVE-2006-3083?

Apply the vendor's patch.

Is CVE-2006-3083 being exploited?

There is no known exploitation of CVE-2006-3083 in the wild and no public exploit code.

All Mit Kerberos 5 vulnerabilities

Sources

Also known as DEBIAN-CVE-2006-3083, GHSA-fxvg-34mm-mrcp, RHSA-2006:0612.