SB2018020113 - Multiple vulnerabilities in PHP
Published: February 1, 2018
Security Bulletin ID
SB2018020113
Severity
Low
Patch available
YES
Number of vulnerabilities
5
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 5 secuirty vulnerabilities.
1) Memory corruption (CVE-ID: N/A)
The vulnerability allows a remote attacker to cause DoS condition on the target system.The weakness exists due to imap_append HeapCorruction. A remote attacker can trigger memory corruption and cause the service to crash.
2) Memory corruption (CVE-ID: N/A)
The vulnerability allows a remote attacker to cause DoS condition on the target system.The weakness exists due to use of all interned strings free memory. A remote attacker can trigger memory corruption and cause the service to crash.
3) Denial of service (CVE-ID: N/A)
The vulnerability allows a remote attacker to cause DoS condition on the target system.The weakness exists due to an error when calling on a connection to cockroach. A remote attacker can trigger memory corruption and cause pg_version() to crash.
4) Memory leak (CVE-ID: N/A)
The vulnerability allows a remote attacker to cause DoS condition on the target system.The weakness exists due to potential memory leak in internal classes' static members. A remote attacker can trigger NULL pointer dereference and cause the service to crash.
5) Denial of service (CVE-ID: N/A)
The vulnerability allows a remote attacker to cause DoS condition on the target system.The weakness exists due to an error when handling malicious calls. A remote attacker can cause the fast CGI process to crash when PHP calls getenv() with a second parameter (local_only) of false.
Remediation
Install update from vendor's website.