CVE-2017-17091

Current Description

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.

Basic Data

PublishedDecember 02, 2017
Last ModifiedOctober 03, 2019
Assignercve@mitre.org
Data TypeCVE
Data FormatMITRE
Data Version4.0
Problem TypeCWE-330
CVE Data Version4.0

Base Metric V2

CVSS 2 - Version2.0
CVSS 2 - Vector StringAV:N/AC:L/Au:S/C:P/I:P/A:P
CVSS 2 - Access VectorNETWORK
CVSS 2 - Access ComplexityLOW
CVSS 2 - AuthenticationSINGLE
CVSS 2 - Confidentiality ImpactPARTIAL
CVSS 2 - Availability ImpactPARTIAL
CVSS 2 - Base Score6.5
SeverityMEDIUM
Exploitability Score8.0
Impact Score6.4
Obtain All Privilegefalse
Obtain User Privilegefalse
Obtain Other Privilegefalse

Base Metric V3

CVSS 3 - Version3.0
CVSS 3 - Vector StringCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 3 - Attack VectorNETWORK
CVSS 3 - Attack ComplexityLOW
CVSS 3 - Privileges RequiredLOW
CVSS 3 - User InteractionNONE
CVSS 3 - ScopeUNCHANGED
CVSS 3 - Confidentiality ImpactHIGH
CVSS 3 - Integrity ImpactHIGH
CVSS 3 - Availability ImpactHIGH
CVSS 3 - Base Score8.8
CVSS 3 - Base SeverityHIGH
Exploitability Score2.8
Base SeverityHIGH

Configurations

  • OR - Configuration 1
    Cpe VersionPartVendorProductVersionUpdateEditionLanguageSW EditionTarget SWTarget HWOtherVersion Start IncludingVersion End IncludingVersion Start ExcludingVersion End Excluding
    2.3ApplicationWordpressWordpress********4.9

Vulnerable Software List

VendorProductVersions
Wordpress Wordpress *

References

NameSourceURLTags
102024http://www.securityfocus.com/bid/102024BIDThird Party Advisory VDB Entry
https://codex.wordpress.org/Version_4.9.1https://codex.wordpress.org/Version_4.9.1MISCPatch Release Notes
https://github.com/WordPress/WordPress/commit/eaf1cfdc1fe0bdffabd8d879c591b864d833326chttps://github.com/WordPress/WordPress/commit/eaf1cfdc1fe0bdffabd8d879c591b864d833326cMISCPatch
[debian-lts-announce] 20171221 [SECURITY] [DLA 1216-1] wordpress security updatehttps://lists.debian.org/debian-lts-announce/2017/12/msg00019.htmlMLIST
https://wordpress.org/news/2017/11/wordpress-4-9-1-security-and-maintenance-release/https://wordpress.org/news/2017/11/wordpress-4-9-1-security-and-maintenance-release/MISCRelease Notes
https://wpvulndb.com/vulnerabilities/8969https://wpvulndb.com/vulnerabilities/8969MISCThird Party Advisory VDB Entry
DSA-4090https://www.debian.org/security/2018/dsa-4090DEBIAN