Vulnerability · Published Feb 3, 2026 · Assigned by VulnCheck
CVE-2020-37085VirtualTablet Server 3.0.2 - Denial of Service (PoC)
High 7.5
In plain English
A high-severity resource allocation without limits in VirtualTablet Server from SunnySideSoft. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 35% of all known vulnerabilities).
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.4%top 65.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
VirtualTablet Server 3.0.2 contains a denial of service vulnerability that allows attackers to crash the service by sending oversized string payloads through the Thrift protocol. Attackers can exploit the vulnerability by sending a long string to the send_say() method, causing the server to become unresponsive.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| SunnySideSoft | VirtualTablet Server | 3.0.2 |
Weakness: CWE-770 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References
- ExploitDB-48402 exploit
- Official Product Homepage product
- VulnCheck Advisory: VirtualTablet Server 3.0.2 - Denial of Service (PoC) third-party-advisory