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CVE-2018-18531

nvd nist
Published: Oct 19, 2018Modified: Nov 21, 2024

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9.8
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploitability: 3.9 / Impact: 5.9
Source: NVD

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.

Affected (1)

Kaptcha Project
1 product
Kaptcha
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Kaptcha
Version 2.3.2

Related CWEs

CWE-330
Use of Insufficiently Random Values
The product uses insufficiently random numbers or values in a security context that depends on unpredictable numbers.

References (2)

Source: cve@mitre.org
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

Timeline

No history available yet.