National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2008-4770 Detail

Current Description

The CMsgReader::readRect function in the VNC Viewer component in RealVNC VNC Free Edition 4.0 through 4.1.2, Enterprise Edition E4.0 through E4.4.2, and Personal Edition P4.0 through P4.4.2 allows remote VNC servers to execute arbitrary code via crafted RFB protocol data, related to "encoding type."

Source:  MITRE
View Analysis Description

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 10.0 HIGH
Vector: (AV:N/AC:L/Au:N/C:C/I:C/A:C) (V2 legend)
Impact Subscore: 10.0
Exploitability Subscore: 10.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete
Additional Information:
Provides administrator access
Allows unauthorized disclosure of information
Allows disruption of service

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

Hyperlink Resource
http://sunsolve.sun.com/search/document.do?assetkey=1-21-140455-01-1 Patch Vendor Advisory
http://sunsolve.sun.com/search/document.do?assetkey=1-26-248526-1 Vendor Advisory
http://www.gentoo.org/security/en/glsa/glsa-200903-17.xml
http://www.realvnc.com/pipermail/vnc-list/2008-November/059432.html
http://www.realvnc.com/products/free/4.1/release-notes.html
http://www.realvnc.com/products/upgrade.html Vendor Advisory
http://www.redhat.com/support/errata/RHSA-2009-0261.html
http://www.securityfocus.com/bid/31832
http://www.securityfocus.com/bid/33263
http://www.vupen.com/english/advisories/2008/2868
https://exchange.xforce.ibmcloud.com/vulnerabilities/45969
https://exchange.xforce.ibmcloud.com/vulnerabilities/47937
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9367
https://www.redhat.com/archives/fedora-package-announce/2009-January/msg01025.html

Technical Details

Vulnerability Type (View All)

  • Improper Input Validation (CWE-20)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:realvnc:realvnc:4.0:*:free:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:realvnc:realvnc:4.1.2:*:free:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:realvnc:realvnc:4.4.2:*:enterprise:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:realvnc:realvnc:e4.0:*:enterprise:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:realvnc:realvnc:p4.0:*:personal:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:realvnc:realvnc:p4.4.2:*:personal:*:*:*:*:*
     Show Matching CPE(s)


Change History

3 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2008-4770
NVD Published Date:
01/16/2009
NVD Last Modified:
09/28/2017