Vulnerability Details : CVE-2016-2571
http.cc in Squid 3.x before 3.5.15 and 4.x before 4.0.7 proceeds with the storage of certain data after a response-parsing failure, which allows remote HTTP servers to cause a denial of service (assertion failure and daemon exit) via a malformed response.
Vulnerability category: Input validationDenial of service
Products affected by CVE-2016-2571
- cpe:2.3:a:squid-cache:squid:3.1:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0:rc4:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.0.6:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.0.7:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.0.11:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0.stable22:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0.stable15:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0.stable14:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0.stable6:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0.stable5:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.0.8:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.0.9:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.0.10:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0.stable21:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0.stable20:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0.stable13:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0.stable12:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0.stable4:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0.stable3:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0.stable2:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.0.15:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.0.14:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0.stable19:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0.stable18:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0.stable11:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0.stable9:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0.stable1:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.0.5:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.0.13:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.0.12:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0.stable17:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0.stable16:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0.stable8:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0.stable7:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0.stable23:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.6:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0.stable11:rc1:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.0.16:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.0.17:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.5.1:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.2:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.3:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0.stable10:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0.stable16:rc1:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0.stable24:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0.stable25:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.4:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.5:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.0.18:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.1:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.7:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.14:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.10:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.11:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.12:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.13:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.8:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.9:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.2.0.8:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.2.0.9:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.2.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.2.0.5:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.2.0.6:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.2.0.7:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.2.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.2.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.2.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.2.0.10:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0:-:pre1:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0:-:pre4:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0:-:pre2:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0:-:pre6:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0:-:pre5:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0:-:pre3:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.1.15:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.0:-:pre7:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.2.0.14:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.2.0.15:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.2.0.12:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.2.0.13:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.2.2:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.2.3:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.2.0.11:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.2.0.19:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.2.1:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.2.0.16:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.2.0.17:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.2.0.18:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.2.4:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.3.2:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.2.6:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.2.7:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.2.8:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.3.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.3.1:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.2.5:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.3.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.3.4:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.3.5:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.3.3:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.3.6:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.3.7:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.2.9:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.2.10:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.2.11:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.2.12:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.4.1:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.4.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.4.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.4.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.3.11:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.3.10:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.3.9:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.3.8:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.4.3:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.4.2:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.4.4:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.3.12:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.4.10:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.4.12:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.4.8:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.5.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.5.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.5.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.5.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.4.9:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.4.11:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.4.13:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.5.1:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.2.13:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:3.3.13:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:4.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:4.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:4.0.5:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:4.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:4.0.6:*:*:*:*:*:*:*
- cpe:2.3:a:squid-cache:squid:4.0.2:*:*:*:*:*:*:*
Threat overview for CVE-2016-2571
Top countries where our scanners detected CVE-2016-2571
Top open port discovered on systems with this issue
80
IPs affected by CVE-2016-2571 109,120
Threat actors abusing to this issue?
Yes
Find out if you* are
affected by CVE-2016-2571!
*Directly or indirectly through your vendors, service providers and 3rd parties.
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attack surface intelligence
from SecurityScorecard.
Exploit prediction scoring system (EPSS) score for CVE-2016-2571
59.10%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 98 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-2571
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
7.5
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2016-2571
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-2571
-
http://www.securitytracker.com/id/1035101
Squid HTTP Response Processing Bugs Let Remote Users Deny Service to Proxy Client Users - SecurityTracker
-
http://www.squid-cache.org/Versions/v3/3.5/changesets/squid-3.5-13990.patch
-
https://usn.ubuntu.com/3557-1/
USN-3557-1: Squid vulnerabilities | Ubuntu security notices
-
http://www.ubuntu.com/usn/USN-2921-1
USN-2921-1: Squid vulnerabilities | Ubuntu security notices
-
http://www.openwall.com/lists/oss-security/2016/02/26/2
oss-security - Re: CVE request: Squid HTTP Caching Proxy multiple denial of service issues
-
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00040.html
[security-announce] SUSE-SU-2016:2089-1: important: Security update for
-
http://lists.opensuse.org/opensuse-updates/2016-08/msg00069.html
openSUSE-SU-2016:2081-1: moderate: Security update for squid
-
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00010.html
[security-announce] SUSE-SU-2016:1996-1: important: Security update for
-
http://www.squid-cache.org/Advisories/SQUID-2016_2.txt
Vendor Advisory
-
http://www.squid-cache.org/Versions/v4/changesets/squid-4-14548.patch
-
http://www.debian.org/security/2016/dsa-3522
Debian -- Security Information -- DSA-3522-1 squid3
-
http://rhn.redhat.com/errata/RHSA-2016-2600.html
RHSA-2016:2600 - Security Advisory - Red Hat Customer Portal
-
https://security.gentoo.org/glsa/201607-01
Squid: Multiple vulnerabilities (GLSA 201607-01) — Gentoo security
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