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Fencer Vulns
medium 5.5

CVE-2023-28711 json

Insufficient control flow management in the Hyperscan Library maintained by Intel(R) before version 5.4.1 may allow an authenticated user t…

published 2023-08-11 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-32349

cvss
5.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 6%
public exploits
0
none known

Summary

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.

Patch / fix

  • intel hyperscan_library 5.4.1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2023-28711 updated cvss 5.5

hyperscan: Insufficient control flow management

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.17% chance of exploitation in the next 30 days, higher than 6% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected products

  • n/a Hyperscan Library maintained by Intel(R)

Classification

Weakness
  • CWE-691 Insufficient Control Flow Management
  • CWE-670 Always-Incorrect Control Flow Implementation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.