What is the CVSS score of CVE-2020-25010?

CVE-2020-25010 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: 2.4%.

Kps2204 6 Port Managed Din Rail Programmable Serial Device Firmware CVE-2020-25010

CRITICAL

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

2020-12-17 cve@mitre.org

File Upload RCE Kps2204 6 Port Managed Din Rail Programmable Serial Device 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 17, 2020 - 04:15 nvd

CRITICAL 9.8

DescriptionNVD

An arbitrary code execution vulnerability in Kyland KPS2204 6 Port Managed Din-Rail Programmable Serial Device Servers Software Version:R0002.P05 allows remote attackers to upload a malicious script file by constructing a POST type request and writing a payload in the request parameters as an instruction to write a file.

AnalysisAI

An arbitrary code execution vulnerability in Kyland KPS2204 6 Port Managed Din-Rail Programmable Serial Device Servers Software Version:R0002.P05 allows remote attackers to upload a malicious script. 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. An arbitrary code execution vulnerability in Kyland KPS2204 6 Port Managed Din-Rail Programmable Serial Device Servers Software Version:R0002.P05 allows remote attackers to upload a malicious script file by constructing a POST type request and writing a payload in the request parameters as an instruction to write a file. Affected products include: Kyland Kps2204 6 Port Managed Din-Rail Programmable Serial Device Firmware.

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.