REDHAT-BUG-2139911: High severity centos sudo vulnerability
Sudo 1.8.0 through 1.9.12, with the crypt() password backend, contains a plugins/sudoers/auth/passwd.c array-out-of-bounds error that can result in a heap-based buffer over-read. This can be triggered by arbitrary local users with access to Sudo by entering a password of seven characters or fewer. The impact could vary depending on the compiler and processor architecture.
Affected Software
Event History
Frequently Asked Questions
What is the severity of REDHAT-BUG-2139911?
The severity of REDHAT-BUG-2139911 is classified as high due to the potential for a local user to exploit a heap-based buffer over-read.
How do I fix REDHAT-BUG-2139911?
To fix REDHAT-BUG-2139911, update Sudo to a version higher than 1.9.12.
Who is affected by REDHAT-BUG-2139911?
All local users with access to Sudo versions between 1.8.0 and 1.9.12 are affected by REDHAT-BUG-2139911.
What causes REDHAT-BUG-2139911?
REDHAT-BUG-2139911 is caused by an array-out-of-bounds error in the Sudoers password authentication plugin.
Can REDHAT-BUG-2139911 be exploited remotely?
No, REDHAT-BUG-2139911 can only be exploited by local users with Sudo access.