CVE-2021-27292 | BDVDB-2026-150557 Detail

Description#

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.

Impact#

No impact statement in the source data.

Weaknesses#

No weakness recorded in the source data.

References#

https://github.com/pygments/pygments/commit/2e7e8c4a7b318f4032493773732754e418279a14
https://gist.github.com/b-c-ds/6941d80d6b4e694df4bc269493b7be76
https://github.com/faisalman/ua-parser-js/commit/809439e20e273ce0d25c1d04e111dcf6011eb566

Exploit#

No public exploit known

History#

Version 12021-03-17Record published in the CVE List.
Version 22024-08-03Most recent update recorded in the CVE List.