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Vulnerability record · public intelligence
CVE-2017-11368
MEDIUM
CVE-2017-11368
Published Aug 9, 2017 · Updated Oct 23, 2026
Severity · CVSSMEDIUM · 6.5
Known exploitationNot listed
EPSS / likelihood2.40%
QFinch risk scoreNot available
Original summary
Normalized public record · Updated Oct 23, 2026
In MIT Kerberos 5 (aka krb5) 1.7 and later, an authenticated attacker can cause a KDC assertion failure by sending invalid S4U2Self or S4U2Proxy requests.
Publisher and source text is retained separately from QFinch interpretation.
QFinch assessment
In MIT Kerberos 5 (aka krb5) 1.7 and later, an authenticated attacker can cause a KDC assertion failure by sending invalid S4U2Self or S4U2Proxy requests.
Evidence: public source recordsAffected products
| Affected package, product or range | Fix status |
|---|---|
| Consult the referenced vendor advisory for affected versions. | Consult source advisory |
Matching a version is only one part of assessing exposure. QFinch has not assessed your environment on this public page.
Remediation
Apply the vendor-supported fixed release or mitigation, then verify the affected component is no longer reachable.
- Confirm the affected product and reachable code path exist in your environment.
- Apply the vendor-supported patch or mitigation from the primary advisory.
- Rescan the exact deployed revision and retain verification evidence.
Evidence coverage
CVENVDEPSS
- SSVC priority
- LOW
- Confidence
- Not available
- Aliases
- None reported
Scores appear only when corresponding evidence exists. Missing data is never interpreted as zero risk.
Sources and record history
Record history
Published Aug 9, 2017 · Last refreshed Oct 23, 2026