Vulnerability CVE-2008-4770
Published: 2009-01-16   Modified: 2012-02-12

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."

Type:

CWE-20

 (Improper Input Validation)

CVSS2 => (AV:N/AC:L/Au:N/C:C/I:C/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
10/10
10/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete
Affected software
Realvnc -> Realvnc 

 References:
http://sunsolve.sun.com/search/document.do?assetkey=1-21-140455-01-1
https://www.redhat.com/archives/fedora-package-announce/2009-January/msg01025.html
http://xforce.iss.net/xforce/xfdb/47937
http://xforce.iss.net/xforce/xfdb/45969
http://www.vupen.com/english/advisories/2008/2868
http://www.securityfocus.com/bid/33263
http://www.securityfocus.com/bid/31832
http://www.redhat.com/support/errata/RHSA-2009-0261.html
http://www.realvnc.com/products/upgrade.html
http://www.realvnc.com/products/free/4.1/release-notes.html
http://www.realvnc.com/pipermail/vnc-list/2008-November/059432.html
http://www.gentoo.org/security/en/glsa/glsa-200903-17.xml
http://sunsolve.sun.com/search/document.do?assetkey=1-26-248526-1
http://secunia.com/advisories/34184
http://secunia.com/advisories/33689
http://secunia.com/advisories/32317
http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:9367
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