National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-4553 Detail

Current Description

client_side.cc in Squid before 3.5.18 and 4.x before 4.0.10 does not properly ignore the Host header when absolute-URI is provided, which allows remote attackers to conduct cache-poisoning attacks via an HTTP request.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 8.6 HIGH
Vector: AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N (V3 legend)
Impact Score: 4.0
Exploitability Score: 3.9


Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Changed
Confidentiality (C): None
Integrity (I): High
Availability (A): None

CVSS v2.0 Severity and Metrics:

Base Score: 5.0 MEDIUM
Vector: (AV:N/AC:L/Au:N/C:N/I:P/A:N) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 10.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): None
Integrity (I): Partial
Availability (A): None
Additional Information:
Allows unauthorized modification

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://bugs.squid-cache.org/show_bug.cgi?id=4501 Vendor Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00010.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00040.html
http://lists.opensuse.org/opensuse-updates/2016-08/msg00069.html
http://www.debian.org/security/2016/dsa-3625
http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html Third Party Advisory
http://www.securitytracker.com/id/1035768 Third Party Advisory
http://www.squid-cache.org/Advisories/SQUID-2016_7.txt Vendor Advisory
http://www.squid-cache.org/Versions/v3/3.5/changesets/squid-3.5-14039.patch
http://www.ubuntu.com/usn/USN-2995-1 Third Party Advisory
https://access.redhat.com/errata/RHSA-2016:1139
https://access.redhat.com/errata/RHSA-2016:1140
https://security.gentoo.org/glsa/201607-01

Technical Details

Vulnerability Type (View All)

  • Insufficient Verification of Data Authenticity (CWE-345)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
     Show Matching CPE(s)

Configuration 2 ( hide )
 cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
3.5.17

Configuration 3 ( hide )
 cpe:2.3:a:squid-cache:squid:4.0.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:squid-cache:squid:4.0.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:squid-cache:squid:4.0.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:squid-cache:squid:4.0.4:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:squid-cache:squid:4.0.5:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:squid-cache:squid:4.0.6:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:squid-cache:squid:4.0.7:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:squid-cache:squid:4.0.8:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:squid-cache:squid:4.0.9:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 4 ( hide )
 cpe:2.3:o:oracle:linux:7.0:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

9 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-4553
NVD Published Date:
05/10/2016
NVD Last Modified:
11/29/2016