CVE-2021-29469

Potential exponential regex in monitor mode

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.

Category

5.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.62%
Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory netapp.com
Affected: NodeRedis node-redis
Published at:
Updated at:

References

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

Frequently Asked Questions

What is the severity of CVE-2021-29469?
CVE-2021-29469 has been scored as a medium severity vulnerability.
How to fix CVE-2021-29469?
To fix CVE-2021-29469, 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-2021-29469 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-29469 is being actively exploited. 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-2021-29469?
CVE-2021-29469 affects NodeRedis node-redis.
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