What is the CVSS score of CVE-2020-35797?

CVE-2020-35797 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: 2.1%.

Nms300 Firmware CVE-2020-35797

CRITICAL

Unrestricted Upload of File with Dangerous Type (CWE-434)

2020-12-30 cve@mitre.org

File Upload Netgear Command Injection Nms300 Firmware

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

CVE Published

Dec 30, 2020 - 00:15 nvd

CRITICAL 9.8

DescriptionNVD

NETGEAR NMS300 devices before 1.6.0.27 are affected by command injection by an unauthenticated attacker.

AnalysisAI

NETGEAR NMS300 devices before 1.6.0.27 are affected by command injection by an unauthenticated attacker. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Unrestricted File Upload (CWE-434), which allows attackers to upload malicious files that can be executed on the server. NETGEAR NMS300 devices before 1.6.0.27 are affected by command injection by an unauthenticated attacker. Affected products include: Netgear Nms300 Firmware. Version information: before 1.6.0.27.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate file types server-side, store uploads outside webroot, use random filenames, scan for malware.