MEDIUM · 5.0

CVE-2015-3183

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 ...

Vulnerability Description

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.

CVSS Score

5.0

MEDIUM

AV:N/AC:L/Au:N/C:N/I:P/A:N
Confidentiality
NONE
Integrity
PARTIAL
Availability
NONE

Affected Products

VendorProductVersions
ApacheHttp Server>= 2.2.0, < 2.2.31

Related Weaknesses (CWE)

References

FAQ

What is CVE-2015-3183?

CVE-2015-3183 is a vulnerability with a CVSS score of 5.0 (MEDIUM). 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 ...

How severe is CVE-2015-3183?

CVE-2015-3183 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2015-3183?

Check the references section above for vendor advisories and patch information. Affected products include: Apache Http Server.