What is the CVSS score of CVE-2021-27193?

CVE-2021-27193 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: 1.5%.

Vision Pro CVE-2021-27193

CRITICAL

Incorrect Default Permissions (CWE-276)

2021-03-25 cve@mitre.org

Privilege Escalation Vision Pro

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

Mar 25, 2021 - 19:15 nvd

CRITICAL 9.8

DescriptionNVD

AnalysisAI

Incorrect default permissions vulnerability in the API of Netop Vision Pro up to and including 9.7.1 allows a remote unauthenticated attacker to read and write files on the remote machine with system. 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 Incorrect Default Permissions (CWE-276), which allows attackers to access resources due to overly permissive default settings. Incorrect default permissions vulnerability in the API of Netop Vision Pro up to and including 9.7.1 allows a remote unauthenticated attacker to read and write files on the remote machine with system privileges resulting in a privilege escalation. Affected products include: Netop Vision Pro.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Set restrictive default permissions, follow principle of least privilege, review defaults during deployment.