Vulnerability Details : CVE-2008-4770
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."
Vulnerability category: Input validationExecute code
Products affected by CVE-2008-4770
- cpe:2.3:a:realvnc:realvnc:p4.4.2:*:personal:*:*:*:*:*
- cpe:2.3:a:realvnc:realvnc:p4.0:*:personal:*:*:*:*:*
- cpe:2.3:a:realvnc:realvnc:4.4.2:*:enterprise:*:*:*:*:*
- cpe:2.3:a:realvnc:realvnc:4.1.2:*:free:*:*:*:*:*
- cpe:2.3:a:realvnc:realvnc:e4.0:*:enterprise:*:*:*:*:*
- cpe:2.3:a:realvnc:realvnc:4.0:*:free:*:*:*:*:*
Threat overview for CVE-2008-4770
Top countries where our scanners detected CVE-2008-4770
Top open port discovered on systems with this issue
5800
IPs affected by CVE-2008-4770 22,359
Threat actors abusing to this issue?
Yes
Find out if you* are
affected by CVE-2008-4770!
*Directly or indirectly through your vendors, service providers and 3rd parties.
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attack surface intelligence
from SecurityScorecard.
Exploit prediction scoring system (EPSS) score for CVE-2008-4770
7.65%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 93 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2008-4770
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
10.0
|
HIGH | AV:N/AC:L/Au:N/C:C/I:C/A:C |
10.0
|
10.0
|
NIST |
CWE ids for CVE-2008-4770
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Primary)
References for CVE-2008-4770
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https://exchange.xforce.ibmcloud.com/vulnerabilities/45969
RealVNC VNC Viewer CMsgReader::readRect() code execution undefined Vulnerability Report
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http://www.realvnc.com/products/free/4.1/release-notes.html
Benefits | VNC® Connect
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http://www.securityfocus.com/bid/33263
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http://www.realvnc.com/pipermail/vnc-list/2008-November/059432.html
Page not found - RealVNC®
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http://sunsolve.sun.com/search/document.do?assetkey=1-26-248526-1
Vendor Advisory
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http://www.gentoo.org/security/en/glsa/glsa-200903-17.xml
Real VNC: User-assisted execution of arbitrary code (GLSA 200903-17) — Gentoo security
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http://www.redhat.com/support/errata/RHSA-2009-0261.html
Support
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https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9367
404 Not Found
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http://sunsolve.sun.com/search/document.do?assetkey=1-21-140455-01-1
Patch;Vendor Advisory
-
http://www.realvnc.com/products/upgrade.html
Benefits | VNC® ConnectVendor Advisory
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https://exchange.xforce.ibmcloud.com/vulnerabilities/47937
RealVNC RFB protocol code execution CVE-2008-4770 Vulnerability Report
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https://www.redhat.com/archives/fedora-package-announce/2009-January/msg01025.html
[SECURITY] Fedora 9 Update: vnc-4.1.3-1.fc9
-
http://www.vupen.com/english/advisories/2008/2868
Site en construction
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http://www.securityfocus.com/bid/31832
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