Scientific Linux Security Update : bash on SL5.x, SL6.x i386/x86_64 (Shellshock)
Critical Nessus Plugin ID 77865
SynopsisThe remote Scientific Linux host is missing one or more security updates.
DescriptionA flaw was found in the way Bash evaluated certain specially crafted environment variables. An attacker could use this flaw to override or bypass environment restrictions to execute shell commands. Certain services and applications allow remote unauthenticated attackers to provide environment variables, allowing them to exploit this issue.
For additional information on the CVE-2014-6271 flaw, refer to https://securityblog.redhat.com/2014/09/24/bash-specially crafted-environment-variables-code-injection-attack/
SolutionUpdate the affected bash, bash-debuginfo and / or bash-doc packages.