What is the CVSS score of CVE-2022-31877?

CVE-2022-31877 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.4%.

Is there a public PoC exploit available for CVE-2022-31877?

Yes, a public proof-of-concept exploit is available for CVE-2022-31877. Prioritise patching immediately. EPSS: 0.4%.

Center CVE-2022-31877

HIGH

Insufficient Verification of Data Authenticity (CWE-345)

2022-11-28 cve@mitre.org

Privilege Escalation Center

8.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Nov 28, 2022 - 15:15 nvd

HIGH 8.8

DescriptionNVD

An issue in the component MSI.TerminalServer.exe of MSI Center v1.0.41.0 allows attackers to escalate privileges via a crafted TCP packet.

AnalysisAI

An issue in the component MSI.TerminalServer.exe of MSI Center v1.0.41.0 allows attackers to escalate privileges via a crafted TCP packet. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-345. An issue in the component MSI.TerminalServer.exe of MSI Center v1.0.41.0 allows attackers to escalate privileges via a crafted TCP packet. Affected products include: Msi Center.

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.