CVE-2018-20164 | BDVDB-2026-112769 Detail

Description#

An issue was discovered in regex.yaml (aka regexes.yaml) in UA-Parser UAP-Core before 0.6.0. A Regular Expression Denial of Service (ReDoS) issue allows remote attackers to overload a server by setting the User-Agent header in an HTTP(S) request to a value containing a long digit string. (The UAP-Core project contains the vulnerability, propagating to all implementations.)

Impact#

No impact statement in the source data.

Weaknesses#

No weakness recorded in the source data.

References#

https://github.com/ua-parser/uap-core/commit/010ccdc7303546cd22b9da687c29f4a996990014
https://github.com/ua-parser/uap-core/commit/156f7e12b215bddbaf3df4514c399d683e6cdadc
https://www.x41-dsec.de/lab/advisories/x41-2018-009-uaparser/
https://github.com/ua-parser/uap-core/issues/332

Exploit#

No public exploit known

History#

Version 12019-02-13Record published in the CVE List.
Version 22024-08-05Most recent update recorded in the CVE List.