text/impl/DefaultTextCreator.java, text/impl/ChineseTextProducer.java, and text/impl/FiveLetterFirstNameTextCreator.java in kaptcha 2.3.2 use the Random (rather than SecureRandom) function for generating CAPTCHA values, which makes it easier for remote attackers to bypass intended access restrictions via a brute-force approach.
References
Link Resource
https://github.com/penggle/kaptcha/issues/3 Third Party Advisory
History

No history.

cve-icon MITRE Information

Status: PUBLISHED

Assigner: mitre

Published: 2022-10-03T16:22:03

Updated: 2022-10-03T16:22:03

Reserved: 2022-10-03T00:00:00


Link: CVE-2018-18531

JSON object: View

cve-icon NVD Information

Status : Analyzed

Published: 2018-10-19T20:29:00.570

Modified: 2019-01-25T16:29:23.073


Link: CVE-2018-18531

JSON object: View

cve-icon Redhat Information

No data.

CWE