What is the CVSS score of CVE-2021-37363?

CVE-2021-37363 has a CVSS 3.1 base score of 7.8 (High). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.6%.

Is there a public PoC exploit available for CVE-2021-37363?

Yes, a public proof-of-concept exploit is available for CVE-2021-37363. Prioritise patching immediately. EPSS: 1.6%.

Gestionale Open CVE-2021-37363

HIGH

Incorrect Default Permissions (CWE-276)

2021-10-26 cve@mitre.org

Privilege Escalation Gestionale Open

7.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.8 HIGH

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Oct 26, 2021 - 14:15 nvd

HIGH 7.8

DescriptionNVD

An Insecure Permissions issue exists in Gestionale Open 11.00.00. A low privilege account is able to rename the mysqld.exe file located in bin folder and replace with a malicious file that would connect back to an attacking computer giving system level privileges (nt authority\system) due to the service running as Local System. While a low privilege user is unable to restart the service through the application, a restart of the computer triggers the execution of the malicious file. The application also have unquoted service path issues.

AnalysisAI

An Insecure Permissions issue exists in Gestionale Open 11.00.00. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. Public exploit code available and 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. An Insecure Permissions issue exists in Gestionale Open 11.00.00. A low privilege account is able to rename the mysqld.exe file located in bin folder and replace with a malicious file that would connect back to an attacking computer giving system level privileges (nt authority\system) due to the service running as Local System. While a low privilege user is unable to restart the service through the application, a restart of the computer triggers the execution of the malicious file. The application also have unquoted service path issues. Affected products include: Gestionaleopen Gestionale Open.

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.