CVE-2021-3689

Public Exploit
Use of Predictable Algorithm in Random Number Generator in yiisoft/yii2

Description

yii2 is vulnerable to Use of Predictable Algorithm in Random Number Generator

Categories

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.51%
Third-Party Advisory github.com Third-Party Advisory huntr.dev
Affected: yiisoft yiisoft/yii2
Published at:
Updated at:

References

Link Tags
https://huntr.dev/bounties/50aad1d4-eb00-4573-b8a4-dbe38e2c229f third party advisory exploit
https://github.com/yiisoft/yii2/commit/13f27e4d920a05d53236139e8b07007acd046a46 third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2021-3689?
CVE-2021-3689 has been scored as a high severity vulnerability.
How to fix CVE-2021-3689?
To fix CVE-2021-3689, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-3689 being actively exploited in the wild?
It is possible that CVE-2021-3689 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-3689?
CVE-2021-3689 affects yiisoft yiisoft/yii2.
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