CVE-2024-31031 - Vulnerability Details - OpenCVE

An issue in `coap_pdu.c` in libcoap 4.3.4 allows attackers to cause undefined behavior via a sequence of messages leading to unsigned integer overflow.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00092.

Key SSVC decision points have not yet been added.

Vendors	Products
Fedoraproject	Fedora
Libcoap	Libcoap

Configuration 1 [-]

cpe:2.3:a:libcoap:libcoap:4.3.4:*:*:*:*:*:*:*

Configuration 2 [-]

OR	cpe:2.3:o:fedoraproject:fedora:39:::::::*
	cpe:2.3:o:fedoraproject:fedora:40:::::::*

No data.

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://github.com/obgm/libcoap/issues/1351
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LPENEJBV3KSASIYKNZAKXDAH7Q66KPYG/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TUL7QDYFGEIJVO2ZSG4O5HEAWR6PFC52/

History

Wed, 18 Jun 2025 20:00:00 +0000

Type	Values Removed	Values Added
First Time appeared		Fedoraproject Fedoraproject fedora Libcoap Libcoap libcoap
CPEs		cpe:2.3:a:libcoap:libcoap:4.3.4:::::::* cpe:2.3:o:fedoraproject:fedora:39:::::::* cpe:2.3:o:fedoraproject:fedora:40:::::::*
Vendors & Products		Fedoraproject Fedoraproject fedora Libcoap Libcoap libcoap

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2024-04-17T00:00:00

Updated: 2024-08-02T01:46:03.898Z

Reserved: 2024-03-27T00:00:00

Link: CVE-2024-31031

Vulnrichment

Updated: 2024-08-02T01:46:03.898Z

NVD

Status : Analyzed

Published: 2024-04-17T19:15:07.623

Modified: 2025-06-18T19:40:24.270

Link: CVE-2024-31031

Redhat

No data.

OpenCVE Enrichment

No data.

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