CVE-2024-14043

MEDIUM 6.3

Open5GS Diameter S6a mme-fd-path.c mme_s6a_subscription_data_from_avp heap-based overflow

CVSS Score

6.3

EPSS Score

0.0%

EPSS Percentile

0th

A vulnerability was determined in Open5GS up to 2.7.1. This vulnerability affects the function mme_s6a_subscription_data_from_avp of the file src/mme/mme-fd-path.c of the component Diameter S6a Interface. Executing a manipulation of the argument msisdn_len can lead to heap-based buffer overflow. It is possible to launch the attack remotely. The exploit has been publicly disclosed and may be utilized. Upgrading to version 2.7.2 is able to resolve this issue. This patch is called 7ea82cb87bb65c3694d8d7c7a5efed1c4d3c9304. Upgrading the affected component is recommended.

CWE	CWE-122 CWE-119
Vendor	n/a
Product	open5gs
Published	Aug 11, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

n/a / Open5GS

2.7.0 2.7.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/387281 vuldb.com: https://vuldb.com/vuln/387281/cti vuldb.com: https://vuldb.com/cve/CVE-2024-14043 vuldb.com: https://vuldb.com/submit/867106 github.com: https://github.com/open5gs/open5gs/issues/3156 github.com: https://github.com/open5gs/open5gs/files/15051238/capture.pcap.gz github.com: https://github.com/open5gs/open5gs/commit/7ea82cb87bb65c3694d8d7c7a5efed1c4d3c9304 github.com: https://github.com/open5gs/open5gs/releases/tag/v2.7.2 github.com: https://github.com/open5gs/open5gs/

Credits

🔍 WeiYi (VulDB User)