Description
ccoap 77f55c4b466e99327c24ace8a2913d3ba7e2ccd5 contains a vulnerability in the option parsing logic that causes a segmentation fault when processing malformed COAP messages with insufficient option data.
Published: 2026-08-27
Score: 7.5 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Wed, 02 Sep 2026 08:30:00 +0000

Type Values Removed Values Added
Title Out-of-Bounds Option Parsing Resulting in Segmentation Fault in ccoap
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 02 Sep 2026 06:45:00 +0000

Type Values Removed Values Added
Title Segmentation fault in ccoap option parsing causes denial of service
Weaknesses CWE-119
CWE-20

Tue, 01 Sep 2026 22:00:00 +0000

Type Values Removed Values Added
Weaknesses CWE-787
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}


Thu, 27 Aug 2026 18:00:00 +0000

Type Values Removed Values Added
Title Segmentation fault in ccoap option parsing causes denial of service
Weaknesses CWE-119
CWE-20

Thu, 27 Aug 2026 16:45:00 +0000

Type Values Removed Values Added
Description ccoap 77f55c4b466e99327c24ace8a2913d3ba7e2ccd5 contains a vulnerability in the option parsing logic that causes a segmentation fault when processing malformed COAP messages with insufficient option data.
References

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-09-01T19:05:07.830Z

Reserved: 2026-02-16T00:00:00.000Z

Link: CVE-2026-26459

cve-icon Vulnrichment

Updated: 2026-09-01T19:05:03.832Z

cve-icon NVD

Status : Deferred

Published: 2026-08-27T17:17:48.387

Modified: 2026-09-01T19:17:20.523

Link: CVE-2026-26459

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-02T08:15:05Z

Weaknesses