The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applicationsUpgrade RHEL:7
httpd
to version 0:2.4.6-31.el7_1.1 or higher.
This issue was patched in RHSA-2015:1667
.
Note: Versions mentioned in the description apply only to the upstream httpd
package and not the httpd
package as distributed by RHEL
.
See How to fix?
for RHEL:7
relevant fixed versions and status.
The chunked transfer coding implementation in the Apache HTTP Server before 2.4.14 does not properly parse chunk headers, which allows remote attackers to conduct HTTP request smuggling attacks via a crafted request, related to mishandling of large chunk-size values and invalid chunk-extension characters in modules/http/http_filters.c.