CVE-2017-5487

wp-includes/rest-api/endpoints/class-wp-rest-users-controller.php in the REST API implementation in WordPress 4.7 before 4.7.1 does not properly restrict listings of post authors, which allows remote attackers to obtain sensitive information via a wp-json/wp/v2/users request.
Severity
MEDIUM
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Atk. Vector
NETWORK
Atk. Complexity
LOW
Priv. Required
NONE
Base Score
CVSS 3.x
EPSS Score
Percentile: 95%
VendorProductVersion
wordpresswordpress
𝑥
≤ 4.7
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
jessie
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
cosmic
not-affected
bionic
not-affected
artful
not-affected
zesty
not-affected
yakkety
ignored
xenial
not-affected
trusty
dne
precise
ignored
Common Weakness Enumeration
References
http://www.openwall.com/lists/oss-security/2017/01/14/6
http://www.securityfocus.com/bid/95391
http://www.securitytracker.com/id/1037591
https://codex.wordpress.org/Version_4.7.1
https://github.com/WordPress/WordPress/commit/daf358983cc1ce0c77bf6d2de2ebbb43df2add60
https://wordpress.org/news/2017/01/wordpress-4-7-1-security-and-maintenance-release/
https://wpvulndb.com/vulnerabilities/8715
https://www.exploit-db.com/exploits/41497/
https://www.wordfence.com/blog/2016/12/wordfence-blocks-username-harvesting-via-new-rest-api-wp-4-7/
http://www.openwall.com/lists/oss-security/2017/01/14/6
http://www.securityfocus.com/bid/95391
http://www.securitytracker.com/id/1037591
https://codex.wordpress.org/Version_4.7.1
https://github.com/WordPress/WordPress/commit/daf358983cc1ce0c77bf6d2de2ebbb43df2add60
https://wordpress.org/news/2017/01/wordpress-4-7-1-security-and-maintenance-release/
https://wpvulndb.com/vulnerabilities/8715
https://www.exploit-db.com/exploits/41497/
https://www.wordfence.com/blog/2016/12/wordfence-blocks-username-harvesting-via-new-rest-api-wp-4-7/