Vulnerability in Yiiframework Yii
CVE-2021-3692
yii2 is vulnerable to Use of Predictable Algorithm in Random Number Generator
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.017 (76.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 77th percentile — 76.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000
Affected products
- Yiiframework Yii
- Yiisoft Yiisoft/yii2 — versions unspecified
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/yiisoft/yii2/commit/13f27e4d920a05d53236139e8b07007acd046a46 (Patch, Third Party Advisory)
- huntr.dev/bounties/55517f19-5c28-4db2-8b00-f78f841e8aba (Exploit, Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2021-3692?
- CVE-2021-3692 is a medium-severity vulnerability in Yiiframework Yii, classified under CWE-1241. CVSS score: 5.3/10. Published 2021-08-10.
- How severe is CVE-2021-3692?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2021-3692 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.