What is CVE-2025-20077?

CVE-2025-20077 is a medium-severity vulnerability in Intel(r) Reference Server Platforms, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 5.3/10. Published 2025-08-12.

How severe is CVE-2025-20077?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Intel(r) Reference Server Platforms

CVE-2025-20077

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.

EPSS: 0.001 (2.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H.

Affected products

N/a Intel(r) Reference Server Platforms — versions See references

Weakness classification (CWE)

CWE-401 — Missing Release of Memory after Effective Lifetime

References

secure@intel.com

Frequently asked questions

What is CVE-2025-20077?: CVE-2025-20077 is a medium-severity vulnerability in Intel(r) Reference Server Platforms, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 5.3/10. Published 2025-08-12.
How severe is CVE-2025-20077?: Medium severity. CVSS v3 base score is 5.3 out of 10.