SARA / Free Tools / CVE / CVE-2023-5978

CVE-2023-5978 — In versions of FreeBSD 13-RELEASE before 13-RELEASE-p5, under certain circumstan

In versions of FreeBSD 13-RELEASE before 13-RELEASE-p5, under certain circumstances the cap_net libcasper(3) service incorrectly validates that updated constraints are strictly subsets of the active constraints. When only a list of resolvable domain names was specified without se

CVSS
— —
EPSS
0.16% (top 63.50%)
CWE
CWE-269
Published
2023-11-08T08:52:46.920Z
Last modified
2025-02-13T17:25:59.631Z
CVSS vector
—

01What is this vulnerability?

In versions of FreeBSD 13-RELEASE before 13-RELEASE-p5, under certain circumstances the cap_net libcasper(3) service incorrectly validates that updated constraints are strictly subsets of the active constraints. When only a list of resolvable domain names was specified without setting any other limitations, an application could submit a new list of domains including include entries not previously…

02Affected products

VendorProductVersions
FreeBSDFreeBSD13.2-RELEASE

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

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07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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