Information disclosure in Moodle
CVE-2015-5267
lib/moodlelib.php in Moodle through 2.6.11, 2.7.x before 2.7.10, 2.8.x before 2.8.8, and 2.9.x before 2.9.2 relies on the PHP mt_rand function to implement the random_string and complex_random_string functions, which makes it easier for remote attackers to predict password-recovery tokens via a brute-force approach.
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.024 (83.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 83rd percentile — 83.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.024 · newest: 0.024 · change: 0.000
Affected products
- Moodle — versions 2.7.0, 2.7.1, 2.7.2
Weakness classification (CWE)
References
- git.moodle.org/gw
- www.openwall.com/lists/oss-security/2015/09/21/1 (mailing-list)
- www.securitytracker.com/id/1033619 (vdb-entry)
- moodle.org/mod/forum/discuss.php (Vendor Advisory)
Frequently asked questions
- What is CVE-2015-5267?
- CVE-2015-5267 is a high-severity vulnerability in Moodle, classified under Information Disclosure. CVSS score: 7.5/10. Published 2016-02-22.
- How severe is CVE-2015-5267?
- High severity. CVSS v3 base score is 7.5 out of 10.