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CVE-2018-20164

CVE-2018-20164

EPSS 3.3%
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.)
Affected products
n/a · n/a

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References
https://github.com/ua-parser/uap-core/commit/010ccdc7303546cd22b9da687c29f4a996990014https://github.com/ua-parser/uap-core/commit/156f7e12b215bddbaf3df4514c399d683e6cdadchttps://github.com/ua-parser/uap-core/issues/332https://www.x41-dsec.de/lab/advisories/x41-2018-009-uaparser/