Denial of service in Valine

Description

Valine is a fast, simple & powerful comment system. Valine 1.4.14 allows remote attackers to cause a denial of service (application outage) by supplying a ua (aka User-Agent) value that only specifies the product and version.

Recommendation

No fix is available yet. Followings are affected versions:

<= 1.4.14

References

GHSA-p2c4-gxp4-j3xp
CVE-2021-34801
CWE-94
CAPEC-310
OWASP 2021-A3
OWASP 2021-A6

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Related Issues

Regular Expression Denial of Service (ReDoS) in ua-parser-js - CVE-2021-27292
Regular expression Denial of Service in multiple packages - CVE-2021-21391
semver-regex Regular Expression Denial of Service (ReDOS) - CVE-2021-3795
Regular Expression Denial of Service (ReDOS) - color-string - CVE-2021-29060

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See something that needs correcting? Let us knowUpdated February 01, 2023