CVE-2015-5730

Home/CVE/The sanitize_widget_instance function in wp-includes/class-wp-customize-widgets.php in WordPress before 4.2.4 does not u

CVE

The sanitize_widget_instance function in wp-includes/class-wp-customize-widgets.php in WordPress before 4.2.4 does not u

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.

MEDIUM · CVSS 5 EPSS 0.09542

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EPSS percentile: top 7% of all CVEs by exploitation likelihood

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⬡

Weakness Classification

CWE-200Exposure of Sensitive Information to an Unauthorized Actor

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Affected Products & Versions

wordpress<= 4.2.3

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Scoring & Timeline

MEDIUM · CVSS v2 (legacy) · cve@mitre.org

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This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.

v2 Vector

AV:N/AC:L/Au:N/C:P/I:N/A:N

Published to NVD09 Nov 2015 · 11:59 AM

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References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

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_4.2.4PatchVendor Advisory

https://core.trac.wordpress.org/changeset/33535

Show all 9 references

https://core.trac.wordpress.org/changeset/33536

https://wordpress.org/news/2015/08/wordpress-4-2-4-security-and-maintenance-release/PatchVendor Advisory

https://wpvulndb.com/vulnerabilities/8130

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