SB2018101748 - Input validation error in PHP
Published: October 17, 2018 Updated: June 10, 2025
Security Bulletin ID
SB2018101748
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Input validation error (CVE-ID: CVE-2006-6383)
The vulnerability allows a local user to read and manipulate data.
PHP 5.2.0 and 4.4 allows local users to bypass safe_mode and open_basedir restrictions via a malicious path and a null byte before a ";" in a session_save_path argument, followed by an allowed path, which causes a parsing inconsistency in which PHP validates the allowed path but sets session.save_path to the malicious path.
Remediation
Install update from vendor's website.
References
- http://cvs.php.net/viewcvs.cgi/php-src/ext/session/session.c?r1=1.336.2.53.2.7&r2=1.336.2.53.2.8
- http://lists.suse.com/archive/suse-security-announce/2007-Mar/0003.html
- http://secunia.com/advisories/24022
- http://secunia.com/advisories/24514
- http://securityreason.com/achievement_securityalert/43
- http://securityreason.com/securityalert/2000
- http://www.mandriva.com/security/advisories?name=MDKSA-2007:038
- http://www.openpkg.com/security/advisories/OpenPKG-SA-2007.010.html
- http://www.securityfocus.com/archive/1/453938/30/9270/threaded
- http://www.securityfocus.com/bid/21508