MISC: Multiple Products Bash Shellshock Vulnerability
This signature detects attempts to exploit a known vulnerability against GNU Bash. A successful attack can lead to arbitrary code execution.
Extended Description
The redirection implementation in parse.y in GNU Bash through 4.3 bash43-026 allows remote attackers to cause a denial of service (out-of-bounds array access and application crash) or possibly have unspecified other impact via crafted use of here documents, aka the "redir_stack" issue.
Affected Products
Gnu bash
References
CVE: CVE-2014-7187
Short Name
MISC:SHELLSHOCK
Severity
Critical
Recommended
False
Recommended Action
Drop
Category
MISC
Keywords
Bash CVE-2014-7186 CVE-2014-7187 Multiple Products Shellshock Vulnerability
Release Date
10/07/2014
Supported Platforms
mx-19.3
vmx-19.3
vsrx-19.2
srx-19.3
srx-branch-19.3
vsrx3bsd-19.2
srx-19.4
vsrx3bsd-19.4
srx-branch-19.4
vsrx-19.4
vmx-19.4
mx-19.4
srxevo-25.4
vsrx-26.2
srx-26.2
srx-branch-26.2
vsrx3bsd-26.2
mx-12.3
srx-12.3
srx-branch-12.3
vsrx-12.3
Sigpack Version
3761
Port
TCP/0-79,81-442,444-3127,3129-7999,8001-8079,8081-65535
False Positive
Unknown
Vendors
Gnu
CVSS Score
10.0