PT-2021-21407 · Yii2 · Yii2

Samdark · Published 2021-08-10 · Updated 2022-04-25 · CVE-2021-3692

Positive Technologies (AI Summary)

CVSS v3.1

8.1

High

Base vector

AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions yii2 (affected versions not specified)

Description The issue concerns the use of a predictable algorithm in the random number generator.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Use of Insufficiently Random Values

Weakness Enumeration

CWE-338

CWE-1241

CWE-330

Related Identifiers

CVE-2021-3692

GHSA-WWVV-X5MQ-H3JJ

Affected Products

Yii2

References · 7

• 🔥 https://huntr.dev/bounties/55517f19-5c28-4db2-8b00-f78f841e8aba · Exploit
• https://github.com/yiisoft/yii2/commit/13f27e4d920a05d53236139e8b07007acd046a46 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2021-3692 · Security Note
• https://osv.dev/vulnerability/CVE-2021-3692 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-wwvv-x5mq-h3jj · Vendor Advisory
• https://github.com/yiisoft/yii2 · Note
• https://t.me/cibsecurity/27082 · Telegram Post