SB2012080605 - Input validation error in PHP
Published: August 6, 2012 Updated: August 11, 2020
Security Bulletin ID
SB2012080605
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Input validation error (CVE-ID: CVE-2012-3450)
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
pdo_sql_parser.re in the PDO extension in PHP before 5.3.14 and 5.4.x before 5.4.4 does not properly determine the end of the query string during parsing of prepared statements, which allows remote attackers to cause a denial of service (out-of-bounds read and application crash) via a crafted parameter value.
Remediation
Install update from vendor's website.
References
- http://lists.opensuse.org/opensuse-security-announce/2012-08/msg00021.html
- http://seclists.org/bugtraq/2012/Jun/60
- http://www.debian.org/security/2012/dsa-2527
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:108
- http://www.openwall.com/lists/oss-security/2012/08/02/3
- http://www.openwall.com/lists/oss-security/2012/08/02/7
- http://www.php.net/ChangeLog-5.php
- http://www.ubuntu.com/usn/USN-1569-1
- https://bugs.php.net/bug.php?id=61755
- https://bugzilla.novell.com/show_bug.cgi?id=769785