CVE-2014-9117

high

Description

MantisBT before 1.2.18 uses the public_key parameter value as the key to the CAPTCHA answer, which allows remote attackers to bypass the CAPTCHA protection mechanism by leveraging knowledge of a CAPTCHA answer for a public_key parameter value, as demonstrated by E4652 for the public_key value 0.

References

https://www.mantisbt.org/bugs/view.php?id=17811

https://github.com/mantisbt/mantisbt/commit/7bb78e45

https://exchange.xforce.ibmcloud.com/vulnerabilities/99004

http://www.securityfocus.com/bid/71321

http://www.openwall.com/lists/oss-security/2014/11/27/8

http://www.openwall.com/lists/oss-security/2014/11/26/19

http://www.debian.org/security/2015/dsa-3120

http://secunia.com/advisories/62101

Details

Source: Mitre, NVD

Published: 2014-12-06

Updated: 2017-09-08

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Severity: High