How severe is CVE-2017-5681?

CVE-2017-5681 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2017-5681 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-5681?

CVE-2017-5681 affects Intel Quickassist Technology Engine. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-5681?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2017-5681 published?

CVE-2017-5681 was published on 2017-03-07 and last updated on 2026-06-17.

CVE-2017-5681

CVE-2017-5681 is a high-severity vulnerability in Intel Quickassist Technology Engine with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (70th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Intel Quickassist Technology Engine
Published: 2017-03-07
Last modified: 2026-06-17

Description

The RSA-CRT implementation in the Intel QuickAssist Technology (QAT) Engine for OpenSSL versions prior to 0.5.19 may allow remote attackers to obtain private RSA keys by conducting a Lenstra side-channel attack.

Frequently asked questions

What is CVE-2017-5681?: The RSA-CRT implementation in the Intel QuickAssist Technology (QAT) Engine for OpenSSL versions prior to 0.5.19 may allow remote attackers to obtain private RSA keys by conducting a Lenstra side-channel attack.
How severe is CVE-2017-5681?: CVE-2017-5681 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2017-5681 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-5681?: CVE-2017-5681 affects Intel Quickassist Technology Engine. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-5681?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2017-5681 published?: CVE-2017-5681 was published on 2017-03-07 and last updated on 2026-06-17.

References

https://security-center.intel.com/advisory.aspx?intelid=INTEL-SA-00071&languageid=en-fr

Affected products (1)

cpe:2.3:a:intel:quickassist_technology_engine:0.5.18:*:*:*:*:*:*:*

More vulnerabilities in Intel Quickassist Technology Engine

CVE-2022-43507 — High (CVSS 7.5): Improper buffer restrictions in the Intel(R) QAT Engine for OpenSSL before version 0.6.16 may allow a privileged user…

All CVEs affecting Intel Quickassist Technology Engine →