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CVE PROGRAM SOURCE RECORD5.7 Medium

CVE-2020-5243

Denial of Service in uap-core when processing crafted User-Agent strings

Description

uap-core before 0.7.3 is vulnerable to a denial of service attack when processing crafted User-Agent strings. Some regexes are vulnerable to regular expression denial of service (REDoS) due to overlapping capture groups. This allows remote attackers to overload a server by setting the User-Agent header in an HTTP(S) request to maliciously crafted long strings. This has been patched in uap-core 0.7.3.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

ua-parser uap-core

  • < 0.7.3affected

References