CVE-2015-5730

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5 UNKNOWN
NETWORK
LOW
AV:N/AC:L/Au:N/C:P/I:N/A:N
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 92%
VendorProductVersion
wordpresswordpress
𝑥
≤ 4.2.3
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
wordpress
bullseye (security)
5.7.11+dfsg1-0+deb11u1
fixed
bullseye
5.7.11+dfsg1-0+deb11u1
fixed
squeeze
not-affected
wheezy
not-affected
bookworm
6.1.6+dfsg1-0+deb12u1
fixed
bookworm (security)
6.1.6+dfsg1-0+deb12u1
fixed
sid
6.6.1+dfsg1-1
fixed
trixie
6.6.1+dfsg1-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
wordpress
disco
not-affected
cosmic
not-affected
bionic
not-affected
artful
not-affected
zesty
not-affected
yakkety
not-affected
xenial
not-affected
wily
not-affected
vivid
ignored
trusty
dne
precise
ignored
Common Weakness Enumeration
References
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