SB2014080710 - Fedora EPEL 6 update for wordpress
Published: August 7, 2014 Updated: April 24, 2025
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 5 secuirty vulnerabilities.
1) Resource exhaustion (CVE-ID: CVE-2014-5265)
The vulnerability allows a remote user to cause denial of service on the target system.The weakness is caused by vulnerability of PHP XML parser used by XML-RPC endpoint (xmlrpc.php) to attacks connected with XML payload. The attackers can cause CPU and memory exhaustion, open the maximum number of connection in the site's database that can result in denial of service.
Successful exploitation of this vulnerability may lead to denial of service on the vulnerable system.
2) Input validation error (CVE-ID: CVE-2014-5203)
The vulnerability allows a remote non-authenticated attacker to read and manipulate data.
wp-includes/class-wp-customize-widgets.php in the widget implementation in WordPress 3.9.x before 3.9.2 might allow remote attackers to execute arbitrary code via crafted serialized data.
3) Cross-site request forgery (CVE-ID: CVE-2014-5204)
The vulnerability allows a remote attacker to perform cross-site request forgery attacks.
The vulnerability exists due to insufficient validation of the HTTP request origin. A remote attacker can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website.
4) Cross-site request forgery (CVE-ID: CVE-2014-5205)
The vulnerability allows a remote attacker to perform cross-site request forgery attacks.
The vulnerability exists due to insufficient validation of the HTTP request origin. A remote attacker can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website.
5) Cross-site scripting (CVE-ID: CVE-2014-5240)
Vulnerability allows a remote attacker to perform Cross-site scripting attacks.
An input validation error exists in wp-includes/pluggable.php in WordPress before 3.9.2, when Multisite is enabled,. A remote authenticated attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in victim's browser in security context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
Remediation
Install update from vendor's website.