How severe is CVE-2023-28711?

CVE-2023-28711 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2023-28711 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-28711?

CVE-2023-28711 affects Intel Hyperscan Library. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-28711?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-28711 published?

CVE-2023-28711 was published on 2023-08-11 and last updated on 2026-06-17.

CVE-2023-28711

CVE-2023-28711 is a medium-severity vulnerability in Intel Hyperscan Library with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-670.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (6th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-670
Affected product: Intel Hyperscan Library
Published: 2023-08-11
Last modified: 2026-06-17

Description

Insufficient control flow management in the Hyperscan Library maintained by Intel(R) before version 5.4.1 may allow an authenticated user to potentially enable denial of service via local access.

Frequently asked questions

What is CVE-2023-28711?: Insufficient control flow management in the Hyperscan Library maintained by Intel(R) before version 5.4.1 may allow an authenticated user to potentially enable denial of service via local access.
How severe is CVE-2023-28711?: CVE-2023-28711 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2023-28711 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-28711?: CVE-2023-28711 affects Intel Hyperscan Library. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-28711?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-28711 published?: CVE-2023-28711 was published on 2023-08-11 and last updated on 2026-06-17.

References

http://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00879.html

Affected products (1)

cpe:2.3:a:intel:hyperscan_library:*:*:*:*:*:*:*:*

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