Vulnerability Details : CVE-2016-2569
Squid 3.x before 3.5.15 and 4.x before 4.0.7 does not properly append data to String objects, which allows remote servers to cause a denial of service (assertion failure and daemon exit) via a long string, as demonstrated by a crafted HTTP Vary header.
Vulnerability category: Input validationDenial of service
Products affected by CVE-2016-2569
- 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-2016-2569
Top countries where our scanners detected CVE-2016-2569
Top open port discovered on systems with this issue
80
IPs affected by CVE-2016-2569 106,293
Threat actors abusing to this issue?
Yes
Find out if you* are
affected by CVE-2016-2569!
*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-2016-2569
95.67%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 99 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-2569
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-2016-2569
-
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-2016-2569
-
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/v4/changesets/squid-4-14552.patch
-
http://www.squid-cache.org/Versions/v3/3.5/changesets/squid-3.5-13991.patch
-
https://usn.ubuntu.com/3557-1/
USN-3557-1: 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://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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