HIGH7.5

GHSA-78cj-fxph-m83p

Regular Expression Denial of Service (ReDoS) in ua-parser-js

Quick fix

GHSA-78cj-fxph-m83p — ua-parser-js: upgrade to the fixed version with the command below.

npm install ua-parser-js@0.7.24

Details

ua-parser-js >= 0.7.14, fixed in 0.7.24, uses a regular expression which is vulnerable to denial of service. If an attacker sends a malicious User-Agent header, ua-parser-js will get stuck processing it for an extended period of time.

Are you affected?

Enter the version of the package you're using.

Affected packages

npm/ua-parser-js

Introduced in: 0.7.14Fixed in: 0.7.24

Fixnpm install ua-parser-js@0.7.24

References

https://nvd.nist.gov/vuln/detail/CVE-2021-27292[ADVISORY]
https://github.com/faisalman/ua-parser-js/commit/809439e20e273ce0d25c1d04e111dcf6011eb566[WEB]
https://github.com/pygments/pygments/commit/2e7e8c4a7b318f4032493773732754e418279a14[WEB]
https://gist.github.com/b-c-ds/6941d80d6b4e694df4bc269493b7be76[WEB]