What is the CVSS score of CVE-2023-28353?

CVE-2023-28353 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.4%.

Is there a public PoC exploit available for CVE-2023-28353?

Yes, a public proof-of-concept exploit is available for CVE-2023-28353. Prioritise patching immediately. EPSS: 1.4%.

Insight CVE-2023-28353

HIGH

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

2023-05-31 cve@mitre.org

RCE File Upload Microsoft Insight

8.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

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

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

May 31, 2023 - 00:15 nvd

HIGH 8.8

DescriptionNVD

An issue was discovered in Faronics Insight 10.0.19045 on Windows. An unauthenticated attacker is able to upload any type of file to any location on the Teacher Console's computer, enabling a variety of different exploitation paths including code execution. It is also possible for the attacker to chain this vulnerability with others to cause a deployed DLL file to immediately execute as NT AUTHORITY/SYSTEM.

AnalysisAI

An issue was discovered in Faronics Insight 10.0.19045 on Windows. Rated high severity (CVSS 8.8), 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 Unrestricted File Upload (CWE-434), which allows attackers to upload malicious files that can be executed on the server. An issue was discovered in Faronics Insight 10.0.19045 on Windows. An unauthenticated attacker is able to upload any type of file to any location on the Teacher Console's computer, enabling a variety of different exploitation paths including code execution. It is also possible for the attacker to chain this vulnerability with others to cause a deployed DLL file to immediately execute as NT AUTHORITY/SYSTEM. Affected products include: Faronics Insight.

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.