National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-7396 Detail

Current Description

In TigerVNC 1.7.1 (CConnection.cxx CConnection::CConnection), an unauthenticated client can cause a small memory leak in the server.

Source:  MITRE      Last Modified:  03/31/2017      View Analysis Description

Quick Info

CVE Dictionary Entry:
CVE-2017-7396
Original release date:
03/31/2017
Last revised:
01/12/2018
Source:
US-CERT/NIST

Impact

CVSS Severity (version 3.0):
CVSS v3 Base Score:
7.5 High
Vector:
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H (legend)
Impact Score:
3.6
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):
None
Integrity (I):
None
Availability (A):
High
CVSS Severity (version 2.0):
CVSS v2 Base Score:
5.0 MEDIUM
Vector:
(AV:N/AC:L/Au:N/C:N/I:N/A:P) (legend)
Impact Subscore:
2.9
Exploitability Subscore:
10.0
CVSS Version 2 Metrics:
Access Vector:
Network exploitable
Access Complexity:
Low
Authentication:
Not required to exploit
Impact Type:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name
http://www.securityfocus.com/bid/97305 External Source BID 97305
https://access.redhat.com/errata/RHSA-2017:2000 External Source REDHAT RHSA-2017:2000
https://github.com/TigerVNC/tigervnc/pull/436 Issue Tracking; Patch; Third Party Advisory External Source CONFIRM https://github.com/TigerVNC/tigervnc/pull/436
https://github.com/TigerVNC/tigervnc/pull/436/commits/dccb5f7d776e93863ae10bbff56a45c523c6eeb0 Issue Tracking; Patch; Third Party Advisory External Source CONFIRM https://github.com/TigerVNC/tigervnc/pull/436/commits/dccb5f7d776e93863ae10bbff56a45c523c6eeb0
https://security.gentoo.org/glsa/201801-13 External Source GENTOO GLSA-201801-13

Technical Details

Vulnerability Type (View All)

  • Resource Management Errors (CWE-399)

Vulnerable software and versions Switch to CPE 2.2

Configuration 1
OR
cpe:2.3:a:tigervnc:tigervnc:1.7.1:*:*:*:*:*:*:*

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History 4 change records found - show changes