What is the CVSS score of CVE-2020-37085?

CVE-2020-37085 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 0.1%.

Is there a public PoC exploit available for CVE-2020-37085?

Yes, a public proof-of-concept exploit is available for CVE-2020-37085. Prioritise patching immediately. EPSS: 0.1%.

How to fix or mitigate CVE-2020-37085?

Within 24 hours: Inventory all VirtualTablet Server 3.0.2 deployments and isolate affected systems from untrusted networks. Within 7 days: Implement network-level rate limiting and WAF rules to block malformed Thrift protocol payloads; enable detailed logging of connection attempts. Within 30 days: Monitor vendor advisories for patch availability; evaluate upgrade to a patched version or alternative solution; conduct load testing to validate mitigations.

CVE-2020-37085

HIGH

Allocation of Resources Without Limits or Throttling (CWE-770)

2026-02-03 disclosure@vulncheck.com

Denial Of Service

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

PoC Detected

Feb 04, 2026 - 16:33 vuln.today

Public exploit code

CVE Published

Feb 03, 2026 - 22:16 nvd

HIGH 7.5

DescriptionCVE.org

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.

AnalysisAI

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. [CVSS 7.5 HIGH]

Technical ContextAI

This vulnerability (CWE-770: Allocation of Resources Without Limits or Throttling) 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 ProductsAI

VirtualTablet Server 3.0.2 contains a denial of service vulnerability that

RemediationAI

Monitor vendor advisories for a patch. Restrict network access to the affected service where possible.

CVE-2020-37085 vulnerability details – vuln.today

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CVE-2020-37085

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

Technical ContextAI

Affected ProductsAI

RemediationAI

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External POC / Exploit Code