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CVE-2017-17091

Published: 2 December 2017

wp-admin/user-new.php in WordPress before 4.9.1 sets the newbloguser key to a string that can be directly derived from the user ID, which allows remote attackers to bypass intended access restrictions by entering this string.

Priority

Medium

Cvss 3 Severity Score

8.8

Score breakdown

Status

Package Release Status
wordpress
Launchpad, Ubuntu, Debian
impish Not vulnerable
(4.9.5+dfsg1-1)
groovy Not vulnerable
(4.9.5+dfsg1-1)
hirsute Not vulnerable
(4.9.5+dfsg1-1)
jammy Not vulnerable
(4.9.5+dfsg1-1)
xenial Needed

kinetic Not vulnerable
(4.9.5+dfsg1-1)
lunar Not vulnerable
(4.9.5+dfsg1-1)
artful Ignored
(end of life)
bionic Not vulnerable
(4.9.5+dfsg1-1)
cosmic Not vulnerable
(4.9.5+dfsg1-1)
disco Not vulnerable
(4.9.5+dfsg1-1)
eoan Not vulnerable
(4.9.5+dfsg1-1)
focal Not vulnerable
(4.9.5+dfsg1-1)
trusty Does not exist
(trusty was needed)
upstream
Released (4.9.1+dfsg-1)
zesty Ignored
(end of life)
mantic Not vulnerable
(4.9.5+dfsg1-1)

Severity score breakdown

Parameter Value
Base score 8.8
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H