CVE-2017-7393

In TigerVNC 1.7.1 (VNCSConnectionST.cxx VNCSConnectionST::fence), an authenticated client can cause a double free, leading to denial of service or potentially code execution.

CVSS v3 8.8 HIGH
CVSS v2.0 6.5 MEDIUM

8.8^/10

CVSS v3 : HIGH

Vector : AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.5^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:P/I:P/A:P

Exploitability : 8.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://www.securityfocus.com/bid/97305
https://access.redhat.com/errata/RHSA-2017:2000
https://github.com/TigerVNC/tigervnc/pull/438	Issue Tracking Patch Third Party Advisory
https://security.gentoo.org/glsa/201801-13

Configurations

Configuration 1 (hide)

cpe:2.3:a:tigervnc:tigervnc:1.7.1:*:*:*:*:*:*:*

History

No history.

Information

Published : 2017-04-01 02:59

Updated : 2018-01-13 02:29

NVD link : CVE-2017-7393

Mitre link : CVE-2017-7393

CVE.ORG link : CVE-2017-7393

JSON object : View

Products Affected

tigervnc

tigervnc

CWE

CWE-415

Double Free

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