Home/CVE/wp-admin/user-new.php in WordPress before 4.9.1 sets the newbloguser key to a string that can be directly derived from t
CVE

CVE-2017-17091

wp-admin/user-new.php in WordPress before 4.9.1 sets the newbloguser key to a string that can be directly derived from t

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.

HIGH · CVSS 8.8 EPSS 0.0343
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-330Use of Insufficiently Random Values
▤

Affected Products & Versions

1
wordpress<= 4.9
▣

Scoring & Timeline

8.8
HIGH · CVSS v3.0 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD02 Dec 2017 · 06:29 AM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
🔗

References & Sources

7
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.securityfocus.com/bid/102024Third Party AdvisoryVDB Entry
https://codex.wordpress.org/Version_4.9.1PatchRelease Notes
https://github.com/WordPress/WordPress/commit/eaf1cfdc1fe0bdffabd8d879c591b864d833326cPatch
https://lists.debian.org/debian-lts-announce/2017/12/msg00019.html
https://wordpress.org/news/2017/11/wordpress-4-9-1-security-and-maintenance-release/Release Notes
https://wpvulndb.com/vulnerabilities/8969Third Party AdvisoryVDB Entry
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