BuddyPress 5.0.0-7.2.0 - Privilege Escalation via REST API

2021-03-16 00:00

Kien

Strategic Overview

Status

Patched in 7.2.1

Affected PluginBuddyPress

Affected Version5.0.0 – 7.2.0

CVSS8.8High

CVECVE-2021-21389

View all BuddyPress vulnerabilities

Vulnerability Overview

BuddyPress is an open source WordPress plugin to build a community site. In releases of BuddyPress from 5.0.0 before 7.2.1 it's possible for a non-privileged, regular user to obtain administrator rights by exploiting an issue in the REST API members endpoint. The vulnerability has been fixed in BuddyPress 7.2.1. Existing installations of the plugin should be updated to this version to mitigate the issue.

Technical Analysis

REMEDIATION: Update to version 7.2.1, or a newer patched version --- IDENTIFIER: CWE-863 (Incorrect Authorization) The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.

External References

https://www.cve.org/CVERecord?id=CVE-2021-21389 https://www.wordfence.com/threat-intel/vulnerabilities/id/c3da10da-8de3-4547-abe4-202002728c80

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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