CVE-2021-27198 is a critical unauthenticated remote code execution vulnerability affecting Visualware MyConnection Server versions prior to 11.1a. It allows attackers to upload arbitrary files via a specific web service URI, leading to full system compromise, including Administrator privileges on Windows installations. With a CVSS score of 9.8, this vulnerability is easily exploitable over the network without user interaction and has a high impact on confidentiality, integrity, and availability. While no public exploit intelligence like Metasploit modules or ExploitDB entries are currently available, and there's minimal community discussion or media coverage, its high FAUCET Risk Score of 90/100 indicates significant potential danger.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 11.1aCPE matchmatch criteria | cpe:2.3:a:visualware:myconnection_server:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/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.
No media coverage found for this CVE.
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.