CVE-2017-7395

MEDIUM

TigerVNC 1.7.1 - Authenticated Denial of Service via Integer Overflow in SMsgReader

Title source: llm
STIX 2.1

Description

In TigerVNC 1.7.1 (SMsgReader.cxx SMsgReader::readClientCutText), by causing an integer overflow, an authenticated client can crash the server.

References (5)

Core 5
Core References
Issue Tracking, Patch, Third Party Advisory x_refsource_confirm
https://github.com/TigerVNC/tigervnc/pull/436
Vendor Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2017:2000
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/97305
Issue Tracking, Patch, Third Party Advisory x_refsource_confirm
https://github.com/TigerVNC/tigervnc/pull/436/commits/bf3bdac082978ca32895a4b6a123016094905689
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/201801-13

Scores

CVSS v3 6.5
EPSS 0.0143
EPSS Percentile 69.7%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-190
Status published
Products (1)
tigervnc/tigervnc 1.7.1
Published Apr 01, 2017
Tracked Since Feb 18, 2026