Description
The Okta RADIUS Agent does not validate the sub-attribute length when parsing a Vendor-Specific attribute. A sub-attribute length of zero causes the parser to loop indefinitely, resulting in worker-thread exhaustion and denial of new RADIUS authentication requests.
Published: 2026-10-13
Score: 6.5 Medium
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

Vendor Solution

Upgrade the Okta RADIUS Agent to version 2.28.0 or greater.

Tracking

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Advisories

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History

Tue, 13 Oct 2026 20:30:00 +0000

Type Values Removed Values Added
Description The Okta RADIUS Agent does not validate the sub-attribute length when parsing a Vendor-Specific attribute. A sub-attribute length of zero causes the parser to loop indefinitely, resulting in worker-thread exhaustion and denial of new RADIUS authentication requests.
Title Denial of Service in Okta RADIUS Agent Packet Parser
Weaknesses CWE-835
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: Okta

Published:

Updated: 2026-10-13T20:16:34.296Z

Reserved: 2026-08-24T22:04:00.475Z

Link: CVE-2026-78633

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-13T21:18:21.853

Modified: 2026-10-13T21:18:21.853

Link: CVE-2026-78633

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses