SB2022082949 - Input validation error in PHP
Published: August 29, 2022 Updated: June 8, 2025
Security Bulletin ID
SB2022082949
Severity
Medium
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-2015-8879)
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
The odbc_bindcols function in ext/odbc/php_odbc.c in PHP before 5.6.12 mishandles driver behavior for SQL_WVARCHAR columns, which allows remote attackers to cause a denial of service (application crash) in opportunistic circumstances by leveraging use of the odbc_fetch_array function to access a certain type of Microsoft SQL Server table.
Remediation
Install update from vendor's website.