What is the CVSS score of CVE-2020-37070?

CVE-2020-37070 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.3%.

Is there a public PoC exploit available for CVE-2020-37070?

Yes, a public proof-of-concept exploit is available for CVE-2020-37070. Prioritise patching immediately. EPSS: 0.3%.

How to fix or mitigate CVE-2020-37070?

Within 24 hours: Identify all CloudMe 1.11.2 instances across the organization and isolate affected systems from production networks if business continuity permits. Within 7 days: Implement compensating controls (network segmentation, WAF rules blocking port 8888, disable CloudMe service if non-critical). Within 30 days: Migrate to an alternative solution or verified patched version; conduct forensic analysis for signs of compromise; implement continuous vulnerability scanning for similar exposures.

CVE-2020-37070

CRITICAL

Classic Buffer Overflow (CWE-120)

2026-02-03 disclosure@vulncheck.com

RCE Buffer Overflow

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

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

CRITICAL 9.8

DescriptionCVE.org

CloudMe 1.11.2 contains a buffer overflow vulnerability that allows remote attackers to execute arbitrary code through crafted network packets. Attackers can exploit the vulnerability by sending a specially crafted payload to the CloudMe service running on port 8888, enabling remote code execution.

AnalysisAI

CloudMe 1.11.2 cloud sync application has a buffer overflow enabling remote code execution through the network sync protocol.

Technical ContextAI

CloudMe 1.11.2 has a CWE-120 buffer overflow in its network communication handling that allows remote attackers to execute code by sending crafted sync packets.

Affected ProductsAI

CloudMe 1.11.2

RemediationAI

Update CloudMe. Restrict network access to the sync port.

CVE-2020-37070 vulnerability details – vuln.today

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CVE-2020-37070

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

Technical ContextAI

Affected ProductsAI

RemediationAI

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External POC / Exploit Code