CVE-2011-3192

The byterange filter in the Apache HTTP Server 1.3.x, 2.0.x through 2.0.64, and 2.2.x through 2.2.19 allows remote attackers to cause a denial of service (memory and CPU consumption) via a Range header that expresses multiple overlapping ranges, as exploited in the wild in August 2011, a different vulnerability than CVE-2007-0086.

CVSS v2.0

7.8 HIGHAV:N/AC:L/Au:N/C:N/I:N/A:C

EPSS

98.95% chance of exploitation in the next 30 days, 100th percentile

Published

2011-08-29

Updated

2024-08-06

Proof-of-concept exploits (8)

• http://www.exploit-db.com/exploits/17696
• Xinjis/Apache_ByteRange_DoS_cve_2011_31920★ · 2025-08-08
• dineshkumarc987/Exploits0★ · 2017-11-22
• futurezayka/CVE-2011-31920★ · 2023-10-07
• r3p3r/1N3-Exploits0★ · 2018-01-01
• stcmjp/cve-2011-31920★ · 2020-04-10
• tkisason/KillApachePy16★ · 2011-10-04
• bluedragonsecurity/CVE-2011-3192-apache-exploit

Metasploit modules (1)

• rapid7/metasploit-framework/blob/master/modules/auxiliary/dos/http/apache_range_dos.rb

ExploitDB entries (2)

• https://www.exploit-db.com/exploits/18221
• https://www.exploit-db.com/exploits/17696

References

• CVE Record
• NVD entry

Related

• CVE-2015-0235
• CVE-2016-4401
• CVE-2014-0160
• CVE-2014-0224
• CVE-2014-3566
• CVE-2014-4113