CVE-2015-5730
Severity CVSS v4.0:
Pending analysis
Type:
CWE-200
Information Leak / Disclosure
Publication date:
09/11/2015
Last modified:
12/04/2025
Description
The sanitize_widget_instance function in wp-includes/class-wp-customize-widgets.php in WordPress before 4.2.4 does not use a constant-time comparison for widgets, which allows remote attackers to conduct a timing side-channel attack by measuring the delay before inequality is calculated.
Impact
Base Score 2.0
5.00
Severity 2.0
MEDIUM
Vulnerable products and versions
| CPE | From | Up to |
|---|---|---|
| cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:* | 4.2.3 (including) |
To consult the complete list of CPE names with products and versions, see this page
References to Advisories, Solutions, and Tools
- http://openwall.com/lists/oss-security/2015/08/04/7
- http://www.debian.org/security/2015/dsa-3332
- http://www.securityfocus.com/bid/76160
- http://www.securitytracker.com/id/1033178
- https://codex.wordpress.org/Version_4.2.4
- https://core.trac.wordpress.org/changeset/33535
- https://core.trac.wordpress.org/changeset/33536
- https://wordpress.org/news/2015/08/wordpress-4-2-4-security-and-maintenance-release/
- https://wpvulndb.com/vulnerabilities/8130
- http://openwall.com/lists/oss-security/2015/08/04/7
- http://www.debian.org/security/2015/dsa-3332
- http://www.securityfocus.com/bid/76160
- http://www.securitytracker.com/id/1033178
- https://codex.wordpress.org/Version_4.2.4
- https://core.trac.wordpress.org/changeset/33535
- https://core.trac.wordpress.org/changeset/33536
- https://wordpress.org/news/2015/08/wordpress-4-2-4-security-and-maintenance-release/
- https://wpvulndb.com/vulnerabilities/8130