National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-7176 Detail

Current Description

epan/dissectors/packet-h225.c in the H.225 dissector in Wireshark 2.x before 2.0.6 calls snprintf with one of its input buffers as the output buffer, which allows remote attackers to cause a denial of service (copy overlap and application crash) via a crafted packet.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 5.9 MEDIUM
Vector: AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H (V3 legend)
Impact Score: 3.6
Exploitability Score: 2.2


Attack Vector (AV): Network
Attack Complexity (AC): High
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: 4.3 MEDIUM
Vector: (AV:N/AC:M/Au:N/C:N/I:N/A:P) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 8.6


Access Vector (AV): Network
Access Complexity (AC): Medium
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://www.debian.org/security/2016/dsa-3671 Third Party Advisory
http://www.securitytracker.com/id/1036760 Third Party Advisory VDB Entry
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=12700 Issue Tracking
https://code.wireshark.org/review/16852 Issue Tracking Patch
https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=6d8261994bb928b7e80e3a2478a3d939ea1ef373 Issue Tracking Patch
https://www.wireshark.org/security/wnpa-sec-2016-51.html Vendor Advisory

Technical Details

Vulnerability Type (View All)

  • Improper Restriction of Operations within the Bounds of a Memory Buffer (CWE-119)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:wireshark:wireshark:2.0.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:wireshark:wireshark:2.0.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:wireshark:wireshark:2.0.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:wireshark:wireshark:2.0.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:wireshark:wireshark:2.0.4:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:wireshark:wireshark:2.0.5:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 2 ( hide )
 cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

7 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-7176
NVD Published Date:
09/09/2016
NVD Last Modified:
09/30/2016