Login as User or Customer < 1.8 - Missing Authorization to Arbitrary Plugin Installation/Activation

2021-04-22 00:00

Bugbang

Strategic Overview

Status

Patched in 1.8

Affected PluginLogin as User or Customer — User Switching

Affected Version< 1.8

CVSS8.8High

CVECVE-2021-24195

View all Login as User or Customer — User Switching vulnerabilities

Vulnerability Overview

Low privileged users can use the AJAX action 'cp_plugins_do_button_job_later_callback' in the Login as User or Customer (User Switching) WordPress plugin before 1.8, to install any plugin (including a specific version) from the WordPress repository, as well as activate arbitrary plugin from then blog, which helps attackers install vulnerable plugins and could lead to more critical vulnerabilities like RCE.

Technical Analysis

REMEDIATION: Update to version 1.8, or a newer patched version --- IDENTIFIER: CWE-862 (Missing Authorization) The product does not perform an authorization check when an actor attempts to access a resource or perform an action.

External References

https://www.cve.org/CVERecord?id=CVE-2021-24195 https://www.wordfence.com/threat-intel/vulnerabilities/id/e7d7ec5b-0616-4895-b5bf-be25ac37fb17

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

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