National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-2570 Detail

Current Description

The Edge Side Includes (ESI) parser in Squid 3.x before 3.5.15 and 4.x before 4.0.7 does not check buffer limits during XML parsing, which allows remote HTTP servers to cause a denial of service (assertion failure and daemon exit) via a crafted XML document, related to esi/CustomParser.cc and esi/CustomParser.h.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 7.5 HIGH
Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H (V3.0 legend)
Impact Score: 3.6
Exploitability Score: 3.9


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

CVSS v2.0 Severity and Metrics:

Base Score: 5.0 MEDIUM
Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P) (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): None
Availability (A): Partial
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
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://rhn.redhat.com/errata/RHSA-2016-2600.html
http://www.openwall.com/lists/oss-security/2016/02/26/2
http://www.securitytracker.com/id/1035101
http://www.squid-cache.org/Advisories/SQUID-2016_2.txt Vendor Advisory
http://www.squid-cache.org/Versions/v3/3.5/changesets/squid-3.5-13993.patch
http://www.squid-cache.org/Versions/v4/changesets/squid-4-14549.patch
https://security.gentoo.org/glsa/201607-01
https://usn.ubuntu.com/3557-1/

Technical Details

Vulnerability Type (View All)

  • Improper Input Validation (CWE-20)

Known Affected Software Configurations Switch to CPE 2.3

Configuration 1 ( hide )
 cpe:/a:squid-cache:squid:3.0
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 cpe:/a:squid-cache:squid:3.0:-:pre1
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 cpe:/a:squid-cache:squid:3.0:-:pre2
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 cpe:/a:squid-cache:squid:3.0:-:pre3
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 cpe:/a:squid-cache:squid:3.0:-:pre4
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 cpe:/a:squid-cache:squid:3.0:-:pre5
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 cpe:/a:squid-cache:squid:3.0:-:pre6
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 cpe:/a:squid-cache:squid:3.0:-:pre7
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 cpe:/a:squid-cache:squid:3.0:rc4
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 cpe:/a:squid-cache:squid:3.0.stable1
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 cpe:/a:squid-cache:squid:3.0.stable2
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 cpe:/a:squid-cache:squid:3.0.stable3
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 cpe:/a:squid-cache:squid:3.0.stable4
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 cpe:/a:squid-cache:squid:3.0.stable5
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 cpe:/a:squid-cache:squid:3.0.stable6
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 cpe:/a:squid-cache:squid:3.0.stable7
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 cpe:/a:squid-cache:squid:3.0.stable8
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 cpe:/a:squid-cache:squid:3.0.stable9
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 cpe:/a:squid-cache:squid:3.0.stable10
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 cpe:/a:squid-cache:squid:3.0.stable11
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 cpe:/a:squid-cache:squid:3.0.stable11:rc1
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 cpe:/a:squid-cache:squid:3.0.stable12
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 cpe:/a:squid-cache:squid:3.0.stable13
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 cpe:/a:squid-cache:squid:3.0.stable14
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 cpe:/a:squid-cache:squid:3.0.stable15
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 cpe:/a:squid-cache:squid:3.0.stable16
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 cpe:/a:squid-cache:squid:3.0.stable16:rc1
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 cpe:/a:squid-cache:squid:3.0.stable17
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 cpe:/a:squid-cache:squid:3.0.stable18
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 cpe:/a:squid-cache:squid:3.0.stable19
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 cpe:/a:squid-cache:squid:3.0.stable20
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 cpe:/a:squid-cache:squid:3.0.stable21
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 cpe:/a:squid-cache:squid:3.0.stable22
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 cpe:/a:squid-cache:squid:3.0.stable23
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 cpe:/a:squid-cache:squid:3.0.stable24
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 cpe:/a:squid-cache:squid:3.0.stable25
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 cpe:/a:squid-cache:squid:3.1
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 cpe:/a:squid-cache:squid:3.1.0.1
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 cpe:/a:squid-cache:squid:3.1.0.2
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 cpe:/a:squid-cache:squid:3.1.0.3
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 cpe:/a:squid-cache:squid:3.1.0.4
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 cpe:/a:squid-cache:squid:3.1.0.5
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 cpe:/a:squid-cache:squid:3.1.0.6
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 cpe:/a:squid-cache:squid:3.1.0.7
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 cpe:/a:squid-cache:squid:3.1.0.8
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 cpe:/a:squid-cache:squid:3.1.0.9
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 cpe:/a:squid-cache:squid:3.1.0.10
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 cpe:/a:squid-cache:squid:3.1.0.11
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 cpe:/a:squid-cache:squid:3.1.0.12
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 cpe:/a:squid-cache:squid:3.1.0.13
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 cpe:/a:squid-cache:squid:3.1.0.14
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 cpe:/a:squid-cache:squid:3.1.0.15
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 cpe:/a:squid-cache:squid:3.1.0.16
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 cpe:/a:squid-cache:squid:3.1.0.17
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 cpe:/a:squid-cache:squid:3.1.0.18
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 cpe:/a:squid-cache:squid:3.1.1
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 cpe:/a:squid-cache:squid:3.1.2
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 cpe:/a:squid-cache:squid:3.1.3
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 cpe:/a:squid-cache:squid:3.1.4
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 cpe:/a:squid-cache:squid:3.1.5
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 cpe:/a:squid-cache:squid:3.1.5.1
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 cpe:/a:squid-cache:squid:3.1.6
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 cpe:/a:squid-cache:squid:3.1.7
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 cpe:/a:squid-cache:squid:3.1.8
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 cpe:/a:squid-cache:squid:3.1.9
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 cpe:/a:squid-cache:squid:3.1.10
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 cpe:/a:squid-cache:squid:3.1.11
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 cpe:/a:squid-cache:squid:3.1.12
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 cpe:/a:squid-cache:squid:3.1.13
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 cpe:/a:squid-cache:squid:3.1.14
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 cpe:/a:squid-cache:squid:3.1.15
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 cpe:/a:squid-cache:squid:3.2.0.1
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 cpe:/a:squid-cache:squid:3.2.0.2
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 cpe:/a:squid-cache:squid:3.2.0.3
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 cpe:/a:squid-cache:squid:3.2.0.4
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 cpe:/a:squid-cache:squid:3.2.0.5
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 cpe:/a:squid-cache:squid:3.2.0.6
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 cpe:/a:squid-cache:squid:3.2.0.7
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 cpe:/a:squid-cache:squid:3.2.0.8
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 cpe:/a:squid-cache:squid:3.2.0.9
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 cpe:/a:squid-cache:squid:3.2.0.10
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 cpe:/a:squid-cache:squid:3.2.0.11
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 cpe:/a:squid-cache:squid:3.2.0.12
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 cpe:/a:squid-cache:squid:3.2.0.13
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 cpe:/a:squid-cache:squid:3.2.0.14
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 cpe:/a:squid-cache:squid:3.2.0.15
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 cpe:/a:squid-cache:squid:3.2.0.16
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 cpe:/a:squid-cache:squid:3.2.0.17
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 cpe:/a:squid-cache:squid:3.2.0.18
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 cpe:/a:squid-cache:squid:3.2.0.19
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 cpe:/a:squid-cache:squid:3.2.1
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 cpe:/a:squid-cache:squid:3.2.2
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 cpe:/a:squid-cache:squid:3.2.3
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 cpe:/a:squid-cache:squid:3.2.4
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 cpe:/a:squid-cache:squid:3.2.5
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 cpe:/a:squid-cache:squid:3.2.6
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 cpe:/a:squid-cache:squid:3.2.7
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 cpe:/a:squid-cache:squid:3.2.8
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 cpe:/a:squid-cache:squid:3.2.9
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 cpe:/a:squid-cache:squid:3.2.10
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 cpe:/a:squid-cache:squid:3.2.11
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Showing 100 of 143 CPEs, view all CPEs here.

Change History

6 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-2570
NVD Published Date:
02/27/2016
NVD Last Modified:
03/15/2018