Description
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.
Analysis and contextual insights are available on OpenCVE Cloud.
Remediation
No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
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Advisories
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2018-0553 | 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. |
Github GHSA |
GHSA-8q89-pwhh-7wfq | Use of Insufficiently Random Values in penggle:kaptcha |
References
| Link | Providers |
|---|---|
| https://github.com/penggle/kaptcha/issues/3 |
|
History
No history.
Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2024-09-17T04:10:30.464Z
Reserved: 2018-10-19T00:00:00.000Z
Link: CVE-2018-18531
No data.
Status : Modified
Published: 2018-10-19T20:29:00.570
Modified: 2024-11-21T03:56:06.487
Link: CVE-2018-18531
No data.
OpenCVE Enrichment
No data.
Weaknesses
EUVD
Github GHSA