CVE-2019-8260 is a critical out-of-bounds read vulnerability affecting UltraVNC revision 1199, specifically within the VNC client RRE decoder due to a multiplication overflow. This vulnerability carries a CVSS score of 9.8 (CRITICAL), indicating it is easily exploitable over a network with no user interaction required, potentially leading to complete compromise of confidentiality, integrity, and availability. While there is no known active exploitation (KEV) or public exploit code (Metasploit, ExploitDB), the vulnerability has garnered significant community discussion and media coverage, suggesting high awareness. A fix is available in UltraVNC revision 1200.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.2.2.3CPE matchmatch criteria | cpe:2.3:a:uvnc:ultravnc:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.