Vulnerability identifier: #VU32493
Vulnerability risk: Medium
CVSSv3.1: 4.6 [CVSS:3.1/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-20
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Squid
Server applications /
IDS/IPS systems, Firewalls and proxy servers
Vendor: Squid-cache.org
Description
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
HttpHdrRange.cc in Squid 3.x before 3.3.12 and 3.4.x before 3.4.6 allows remote attackers to cause a denial of service (crash) via a request with crafted "Range headers with unidentifiable byte-range values."
Mitigation
Install update from vendor's website.
Vulnerable software versions
Squid: 2.3.devel2 - 2.3.stable5, 3.0 - 3.3.11
External links
http://lists.opensuse.org/opensuse-security-announce/2014-09/msg00025.html
http://lists.opensuse.org/opensuse-updates/2014-09/msg00029.html
http://rhn.redhat.com/errata/RHSA-2014-1147.html
http://secunia.com/advisories/60179
http://secunia.com/advisories/60334
http://secunia.com/advisories/61320
http://secunia.com/advisories/61412
http://www.debian.org/security/2014/dsa-3014
http://www.debian.org/security/2015/dsa-3139
http://www.oracle.com/technetwork/topics/security/bulletinjul2015-2511963.html
http://www.securityfocus.com/bid/69453
http://www.squid-cache.org/Advisories/SQUID-2014_2.txt
http://www.squid-cache.org/Versions/v3/3.0/changesets/squid-3.0-9201.patch
http://www.ubuntu.com/usn/USN-2327-1
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.