Vernissage <= 1.2.9 - Arbitrary Options Update

2015-06-26 00:00

Anonymous

Strategic Overview

Status

Patched in 1.3

Affected ThemeVernissage - Photography WordPress Theme

Affected Version<= 1.2.9

CVSS8.8High

CVECVE-2015-9477

View all Vernissage - Photography WordPress Theme vulnerabilities

Vulnerability Overview

The Vernissage theme for WordPress is vulnerable to arbitrary option updates due to a missing capability check on the of_ajax_post_action AJAX action in versions up to, and including, 2.1. This makes it possible for unauthenticated attackers to edit arbitrary site options which can be used to create administrator accounts.

Technical Analysis

REMEDIATION: Update to version 1.3, or a newer patched version --- IDENTIFIER: CWE-269 (Improper Privilege Management) The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.

External References

https://www.cve.org/CVERecord?id=CVE-2015-9477 https://www.wordfence.com/threat-intel/vulnerabilities/id/56405a91-259c-4700-bbc1-ffe0d77f3974

CVSS Vector

8.8

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

This record contains material that is subject to copyright

CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE®). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy.

https://www.cve.org/Legal/TermsOfUse

Defiant hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute this software vulnerability information. Any copy of the software vulnerability information you make for such purposes is authorized provided that you include a hyperlink to this vulnerability record and reproduce Defiant's copyright designation and this license in any such copy.

https://www.wordfence.com/wordfence-intelligence-terms-and-conditions/