What is the CVSS score of CVE-2020-35851?

CVE-2020-35851 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: 1.7%.

Msr45 Isherlock User CVE-2020-35851

CRITICAL

OS Command Injection (CWE-78)

2020-12-31 twcert@cert.org.tw

Command Injection Msr45 Isherlock User Ssr45 Isherlock User

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 31, 2020 - 08:15 nvd

CRITICAL 9.8

DescriptionNVD

HGiga MailSherlock does not validate specific parameters properly. Attackers can use the vulnerability to launch Command inject attacks remotely and execute arbitrary commands of the system.

AnalysisAI

HGiga MailSherlock does not validate specific parameters properly. 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 OS Command Injection (CWE-78), which allows attackers to execute arbitrary operating system commands on the host. HGiga MailSherlock does not validate specific parameters properly. Attackers can use the vulnerability to launch Command inject attacks remotely and execute arbitrary commands of the system. Affected products include: Hgiga Msr45 Isherlock-User, Hgiga Ssr45 Isherlock-User.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Avoid passing user input to shell commands. Use language-specific APIs instead of shell execution. Apply strict input validation with allowlists.