Buffer overflow in Intel Quickassist Technology
CVE-2025-27713
Out-of-bounds write for some Intel(R) QAT Windows software before version 2.6.0. within Ring 3: User Applications may allow an escalation of privilege. System software adversary with an authenticated user combined with a high complexity attack may enable escalation of privilege. This result may potentially occur via local access when attack requirements are not present without special internal knowledge and requires no user interaction. The potential vulnerability may impact the confidentiality (high), integrity (high) and availability (high) of the vulnerable system, resulting in subsequent system confidentiality (none), integrity (none) and availability (none) impacts.
Vulnerability class: Buffer Overflow
EPSS: 0.001 (1.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H.
Affected products
- Intel Quickassist_technology
- N/a Intel(r) Qat Windows Software — versions before version 2.6.0.
Weakness classification (CWE)
References
- secure@intel.com (Vendor Advisory)
Frequently asked questions
- What is CVE-2025-27713?
- CVE-2025-27713 is a high-severity vulnerability in Intel Quickassist Technology, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2025-11-11.
- How severe is CVE-2025-27713?
- High severity. CVSS v3 base score is 7.8 out of 10.