CVE-2020-37085

VirtualTablet Server 3.0.2 - Denial of Service (PoC)

CVSS 8.7 HIGHEPSS 0.3%CWE-770

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 8.7EPSS 0.3%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

03 Feb 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Affected products

SunnySideSoft · VirtualTablet Server

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References

https://www.exploit-db.com/exploits/48402 https://www.vulncheck.com/advisories/virtualtablet-server-denial-of-service-poc http://www.sunnysidesoft.com/