National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-0746 Detail

Description

Use-after-free vulnerability in the resolver in nginx before 1.8.1 and 1.9.x before 1.9.10 allows remote attackers to cause a denial of service (worker process crash) or possibly have unspecified other impact via a crafted DNS response related to CNAME response processing.

Source:  MITRE      Last Modified:  02/15/2016

Evaluator Description

CWE-416: Use After Free

Quick Info

CVE Dictionary Entry:
CVE-2016-0746
Original release date:
02/15/2016
Last revised:
01/04/2018
Source:
US-CERT/NIST

Impact

CVSS Severity (version 3.0):
CVSS v3 Base Score:
7.3 High
Vector:
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L (legend)
Impact Score:
3.4
Exploitability Score:
3.9
CVSS Version 3 Metrics:
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
Low
Integrity (I):
Low
Availability (A):
Low
CVSS Severity (version 2.0):
CVSS v2 Base Score:
7.5 HIGH
Vector:
(AV:N/AC:L/Au:N/C:P/I:P/A:P) (legend)
Impact Subscore:
6.4
Exploitability Subscore:
10.0
CVSS Version 2 Metrics:
Access Vector:
Network exploitable
Access Complexity:
Low
Authentication:
Not required to exploit
Impact Type:
Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name
http://lists.opensuse.org/opensuse-updates/2016-02/msg00042.html External Source SUSE openSUSE-SU-2016:0371
http://mailman.nginx.org/pipermail/nginx/2016-January/049700.html Vendor Advisory External Source MLIST [nginx] 20160126 nginx security advisory (CVE-2016-0742, CVE-2016-0746, CVE-2016-0747)
http://www.debian.org/security/2016/dsa-3473 External Source DEBIAN DSA-3473
http://www.securitytracker.com/id/1034869 External Source SECTRACK 1034869
http://www.ubuntu.com/usn/USN-2892-1 External Source UBUNTU USN-2892-1
https://access.redhat.com/errata/RHSA-2016:1425 External Source REDHAT RHSA-2016:1425
https://bto.bluecoat.com/security-advisory/sa115 External Source CONFIRM https://bto.bluecoat.com/security-advisory/sa115
https://bugzilla.redhat.com/show_bug.cgi?id=1302588 External Source CONFIRM https://bugzilla.redhat.com/show_bug.cgi?id=1302588
https://security.gentoo.org/glsa/201606-06 External Source GENTOO GLSA-201606-06

Technical Details

Vulnerability Type (View All)

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