CVE-2008-4770 is a critical arbitrary code execution vulnerability affecting RealVNC VNC Free Edition 4.0-4.1.2, Enterprise Edition E4.0-E4.4.2, and Personal Edition P4.0-P4.4.2. A remote VNC server can exploit a flaw in the CMsgReader::readRect function within the VNC Viewer component by sending crafted RFB protocol data, specifically related to "encoding type." This vulnerability carries a CVSS score of 10.0, indicating maximum severity with a network attack vector, low complexity, and complete compromise of confidentiality, integrity, and availability. Despite its high severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
4.0CPE matchmatch criteria | cpe:2.3:a:realvnc:realvnc:4.0:*:free:*:*:*:*:* | ||
4.1.2CPE matchmatch criteria | cpe:2.3:a:realvnc:realvnc:4.1.2:*:free:*:*:*:*:* | ||
4.4.2CPE matchmatch criteria | cpe:2.3:a:realvnc:realvnc:4.4.2:*:enterprise:*:*:*:*:* | ||
e4.0CPE matchmatch criteria | cpe:2.3:a:realvnc:realvnc:e4.0:*:enterprise:*:*:*:*:* | ||
p4.0CPE matchmatch criteria | cpe:2.3:a:realvnc:realvnc:p4.0:*:personal:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:C/I:C/A:C
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.