WordPress security changelog
HIGH CVE-2020-35935 Modified

Advanced Access Manager: Privilege escalation or authentication bypass

Advanced Access Manager is affected by privilege escalation or authentication bypass. Exposure depends on how the affected operation is made reachable by the site. A successful request can grant permissions or access that the caller should not possess.

CVE / CNA score 7.5 CVSS 3.1 · cve@mitre.org
NVD score 8.8 CVSS 3.1 · nvd@nist.gov
Component
Advanced Access Manager
Plugin slug
advanced-access-manager
Affected
See vendor advisory
Safe version
See mitigation notes
Published
Jan 01, 2021
Weakness
NVD-CWE-noinfo

This CVE was published Jan 01, 2021 and is one of 11 known issues for this plugin.

Update, patch or deactivate.

Update Advanced Access Manager to a release outside the affected range, or disable and remove it until a fixed version is available.

No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.

Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.

Technical description

The Advanced Access Manager plugin before 6.6.2 for WordPress allows privilege escalation on profile updates via the aam_user_roles POST parameter if Multiple Role support is enabled. (The mechanism for deciding whether a user was entitled to add a role did not work in various custom-role scenarios.)

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

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

Primary and upstream sources