CVE-2021-29469

Potential exponential regex in monitor mode

State: Published
Severity: 5.3 Medium
Published: Apr 23, 2021
Updated: Aug 3, 2024
Reserved: Mar 30, 2021

Description

Node-redis is a Node.js Redis client. Before version 3.1.1, when a client is in monitoring mode, the regex begin used to detected monitor messages could cause exponential backtracking on some strings. This issue could lead to a denial of service. The issue is patched in version 3.1.1.

Scores

CVSS	Score	Vector	Source
3.1	5.3 Medium	CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H	GitHub_M

Weaknesses

CWE-400 Uncontrolled Resource Consumption

Affected Products

Product	Versions
node-redisNodeRedis	< 3.1.1Affected

References

https://github.com/NodeRedis/node-redis/security/advisories/GHSA-35q2-47q7-3pc3
https://github.com/NodeRedis/node-redis/commit/2d11b6dc9b9774464a91fb4b448bad8bf699629e
https://github.com/NodeRedis/node-redis/releases/tag/v3.1.1
https://security.netapp.com/advisory/ntap-20210611-0010/

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