National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-5581 Detail

Current Description

Buffer overflow in the ModifiablePixelBuffer::fillRect function in TigerVNC before 1.7.1 allows remote servers to execute arbitrary code via an RRE message with subrectangle outside framebuffer boundaries.

Source:  MITRE
Description Last Modified:  02/28/2017
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 9.8 CRITICAL
Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
Exploitability Score: 3.9


Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 6.8 MEDIUM
Vector: (AV:N/AC:M/Au:N/C:P/I:P/A:P) (V2 legend)
Impact Subscore: 6.4
Exploitability Subscore: 8.6


Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): Partial
Availability (A): Partial
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://rhn.redhat.com/errata/RHSA-2017-0630.html
http://www.openwall.com/lists/oss-security/2017/01/22/1 Mailing List Patch Third Party Advisory
http://www.openwall.com/lists/oss-security/2017/01/25/6 Mailing List Patch Third Party Advisory
http://www.securityfocus.com/bid/95789 Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2017:2000
https://github.com/TigerVNC/tigervnc/commit/18c020124ff1b2441f714da2017f63dba50720ba Patch Third Party Advisory
https://github.com/TigerVNC/tigervnc/pull/399 Patch Third Party Advisory
https://github.com/TigerVNC/tigervnc/releases/tag/v1.7.1 Release Notes Third Party Advisory
https://security.gentoo.org/glsa/201702-19

Technical Details

Vulnerability Type (View All)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:tigervnc:tigervnc:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
1.7


Change History

3 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-5581
NVD Published Date:
02/28/2017
NVD Last Modified:
01/04/2018