What is the CVSS score of CVE-2020-7820?

CVE-2020-7820 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: 1.6%.

Nexacro 14 CVE-2020-7820

CRITICAL

Improper Input Validation (CWE-20)

2020-07-02 vuln@krcert.or.kr

RCE Nexacro 14 Nexacro 17

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

Jul 02, 2020 - 13:15 nvd

CRITICAL 9.8

DescriptionNVD

Nexacro14/17 ExtCommonApiV13 Library under 2019.9.6 version contain a vulnerability that could allow remote attacker to execute arbitrary code by setting the arguments to the vulnerable API. This can be leveraged for code execution by rebooting the victim’s PC

AnalysisAI

Nexacro14/17 ExtCommonApiV13 Library under 2019.9.6 version contain a vulnerability that could allow remote attacker to execute arbitrary code by setting the arguments to the vulnerable API. 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 under CWE-20. Nexacro14/17 ExtCommonApiV13 Library under 2019.9.6 version contain a vulnerability that could allow remote attacker to execute arbitrary code by setting the arguments to the vulnerable API. This can be leveraged for code execution by rebooting the victim’s PC Affected products include: Nexaweb Nexacro 14, Nexaweb Nexacro 17.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.