CVE-2013-6386

critical

Description

Drupal 6.x before 6.29 and 7.x before 7.24 uses the PHP mt_rand function to generate random numbers, which uses predictable seeds and allows remote attackers to predict security strings and bypass intended restrictions via a brute force attack.

References

https://drupal.org/SA-CORE-2013-003

http://www.openwall.com/lists/oss-security/2013/11/22/4

http://www.debian.org/security/2013/dsa-2828

http://www.debian.org/security/2013/dsa-2804

http://secunia.com/advisories/56148

Details

Source: Mitre, NVD

Published: 2013-12-07

Updated: 2014-01-14

Risk Information

CVSS v2

Base Score: 6.8

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

Severity: Medium

CVSS v3

Base Score: 9.1

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

Severity: Critical