CVE-2018-1301

A specially crafted request could have crashed the Apache HTTP Server prior to version 2.4.30, due to an out of bound access after a size limit is reached by reading the HTTP header. This vulnerability is considered very hard if not impossible to trigger in non-debug mode (both log and build level), so it is classified as low risk for common server usage.

We have discovered 778,144 live websites that are affected by CVE-2018-1301.

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Affected Software

Product	Apache
Category	Web Servers
Vulnerable Domains	778,144 live websites (31% of Apache install base)
Vulnerable Versions	from 2.2 through 2.4.29
Vulnerable Versions Count	60 versions ( 49% of all versions)