GNU Bash off-by-one Error Arbitrary Code Execution Vulnerability
Severity: CRITICAL
CVE Identifier: CVE-2014-7187
Advisory Date: SEP 28, 2014
DESCRIPTION
Off-by-one error in the read_token_word function 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 deeply nested for loops, aka the "word_lineno" issue.
TREND MICRO PROTECTION INFORMATION
Apply associated Trend Micro DPI Rules.
SOLUTION
Trend Micro Deep Security DPI Rule Number: 1006261
Trend Micro Deep Security DPI Rule Name: 1006261 - Identified Suspicious Bash ShellShock Attack
AFFECTED SOFTWARE AND VERSION
- gnu bash 1.14.0
- gnu bash 1.14.1
- gnu bash 1.14.2
- gnu bash 1.14.3
- gnu bash 1.14.4
- gnu bash 1.14.5
- gnu bash 1.14.6
- gnu bash 1.14.7
- gnu bash 2.0
- gnu bash 2.01
- gnu bash 2.01.1
- gnu bash 2.02
- gnu bash 2.02.1
- gnu bash 2.03
- gnu bash 2.04
- gnu bash 2.05
- gnu bash 3.0
- gnu bash 3.0.16
- gnu bash 3.1
- gnu bash 3.2
- gnu bash 3.2.48
- gnu bash 4.0
- gnu bash 4.1
- gnu bash 4.2
- gnu bash 4.3