Description
(1) bash before 1.14.7, and (2) tcsh 6.05 allow local users to gain privileges via directory names that contain shell metacharacters (` back-tick), which can cause the commands enclosed in the directory name to be executed when the shell expands filenames using the \w option in the PS1 variable.
Product(s):
- GNU Bash
- GNU Bourne-Again SHellbash (GNU Bash)
- GNU Bourne-Again SHellbash (GNU Bash) 1.14.0
- GNU Bourne-Again SHellbash (GNU Bash) 1.14.1
- GNU Bourne-Again SHellbash (GNU Bash) 1.14.2
- GNU Bourne-Again SHellbash (GNU Bash) 1.14.3
- GNU Bourne-Again SHellbash (GNU Bash) 1.14.4
- GNU Bourne-Again SHellbash (GNU Bash) 1.14.5
- GNU Bourne-Again SHellbash (GNU Bash) 1.14.6
- Tcsh 6.05
Question to Ask Vendors:
- Can you confirm whether your systems are affected by CVE-1999-1383, and if so, what steps are you currently taking to mitigate this vulnerability?
- What is your estimated timeline for fully resolving CVE-1999-1383 in your products or services, and how will you communicate updates on this issue to us as your customer?
Recommended Actions:
- Check out the advisory links provided below.