What is the CVSS score of CVE-2023-26986?

CVE-2023-26986 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: 0.5%.

Is there a public PoC exploit available for CVE-2023-26986?

Yes, a public proof-of-concept exploit is available for CVE-2023-26986. Prioritise patching immediately. EPSS: 0.5%.

Oa Mailbox Pc CVE-2023-26986

HIGH

2023-04-10 cve@mitre.org

Information Disclosure Oa Mailbox Pc

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

Apr 10, 2023 - 16:15 nvd

HIGH 7.8

DescriptionNVD

An issue in China Mobile OA Mailbox PC v2.9.23 allows remote attackers to execute arbitrary commands on a victim host via user interaction with a crafted EML file sent to their OA mailbox.

AnalysisAI

An issue in China Mobile OA Mailbox PC v2.9.23 allows remote attackers to execute arbitrary commands on a victim host via user interaction with a crafted EML file sent to their OA mailbox. 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

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.