| Name | CVE-2015-5730 |
| 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. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more) |
| References | DSA-3332-1 |
| NVD severity | medium |
| Debian Bugs | 794560 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| wordpress (PTS) | stretch | 4.7.5+dfsg-2+deb9u6 | fixed |
| stretch (security) | 4.7.21+dfsg-0+deb9u1 | fixed | |
| buster | 5.0.12+dfsg1-0+deb10u1 | fixed | |
| buster (security) | 5.0.14+dfsg1-0+deb10u1 | fixed | |
| bullseye | 5.7.1+dfsg1-2 | fixed | |
| bullseye (security) | 5.7.3+dfsg1-0+deb11u1 | fixed | |
| bookworm, sid | 5.8.1+dfsg1-2 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| wordpress | source | squeeze | (not affected) | |||
| wordpress | source | wheezy | (not affected) | |||
| wordpress | source | jessie | 4.1+dfsg-1+deb8u4 | DSA-3332-1 | ||
| wordpress | source | (unstable) | 4.2.4+dfsg-1 | 794560 |
[squeeze] - wordpress <not-affected> (Vulnerable code introduced later)
[wheezy] - wordpress <not-affected> (Vulnerable code introduced later)
https://core.trac.wordpress.org/changeset/33535
https://core.trac.wordpress.org/changeset/33536