CVE-2025-20077 — MEDIUM (5.3)

Vulnerability Description

Missing release of memory after effective lifetime in the UEFI OobRasMmbiHandlerDriver module for some Intel(R) reference server platforms may allow a privileged user to enable denial of service via local access.

CVSS Score

5.3

MEDIUM

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

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Related Weaknesses (CWE)

CWE-401

References

https://intel.com/content/www/us/en/security-center/advisory/intel-sa-01300.html

FAQ

What is CVE-2025-20077?

CVE-2025-20077 is a vulnerability with a CVSS score of 5.3 (MEDIUM). Missing release of memory after effective lifetime in the UEFI OobRasMmbiHandlerDriver module for some Intel(R) reference server platforms may allow a privileged user to enable denial of service via l...

How severe is CVE-2025-20077?

CVE-2025-20077 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-20077?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.