SB2019111362 - Input validation error in PHP
Published: November 13, 2019 Updated: August 8, 2020
Security Bulletin ID
SB2019111362
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Input validation error (CVE-ID: CVE-2010-4657)
The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.
PHP5 before 5.4.4 allows passing invalid utf-8 strings via the xmlTextWriterWriteAttribute, which are then misparsed by libxml2. This results in memory leak into the resulting output.
Remediation
Install update from vendor's website.