A vulnerability was determined in Open5GS up to 2.7.1. (CVE-2024-14043)
A heap-based buffer overflow vulnerability exists in Open5GS up to version 2.7.1 in the Diameter S6a Interface component. The flaw is in the mme_s6a_subscription_data_from_avp function, where manipulation of the msisdn_len argument can lead to memory corruption. This vulnerability can be exploited remotely. The issue is fixed in Open5GS version 2.7.2.
AI Analysis
Technical Summary
CVE-2024-14043 is a heap-based buffer overflow vulnerability in Open5GS versions up to 2.7.1 affecting the mme_s6a_subscription_data_from_avp function in src/mme/mme-fd-path.c of the Diameter S6a Interface component. The vulnerability arises from manipulation of the msisdn_len argument, which leads to memory corruption. Remote exploitation is possible. The vulnerability has a CVSS 3.1 base score of 6.3 (AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L). A patch fixing this issue is included in Open5GS version 2.7.2 (commit 7ea82cb87bb65c3694d8d7c7a5efed1c4d3c9304).
Potential Impact
Successful exploitation can lead to a heap-based buffer overflow, potentially causing denial of service or limited information disclosure. The vulnerability affects confidentiality, integrity, and availability to a low degree. Remote attackers with low privileges can exploit this without user interaction.
Mitigation Recommendations
Upgrade Open5GS to version 2.7.2 or later, which contains the official fix for this vulnerability. No other mitigations are specified. Patch status is confirmed by the vendor's advisory and patch commit.
A vulnerability was determined in Open5GS up to 2.7.1. (CVE-2024-14043)
Description
A heap-based buffer overflow vulnerability exists in Open5GS up to version 2.7.1 in the Diameter S6a Interface component. The flaw is in the mme_s6a_subscription_data_from_avp function, where manipulation of the msisdn_len argument can lead to memory corruption. This vulnerability can be exploited remotely. The issue is fixed in Open5GS version 2.7.2.
CVSS v3.1
Score 6.3medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2024-14043 is a heap-based buffer overflow vulnerability in Open5GS versions up to 2.7.1 affecting the mme_s6a_subscription_data_from_avp function in src/mme/mme-fd-path.c of the Diameter S6a Interface component. The vulnerability arises from manipulation of the msisdn_len argument, which leads to memory corruption. Remote exploitation is possible. The vulnerability has a CVSS 3.1 base score of 6.3 (AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L). A patch fixing this issue is included in Open5GS version 2.7.2 (commit 7ea82cb87bb65c3694d8d7c7a5efed1c4d3c9304).
Potential Impact
Successful exploitation can lead to a heap-based buffer overflow, potentially causing denial of service or limited information disclosure. The vulnerability affects confidentiality, integrity, and availability to a low degree. Remote attackers with low privileges can exploit this without user interaction.
Mitigation Recommendations
Upgrade Open5GS to version 2.7.2 or later, which contains the official fix for this vulnerability. No other mitigations are specified. Patch status is confirmed by the vendor's advisory and patch commit.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-3h9f-gfp6-w666
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2024-14043"]
- Ecosystems
- []
- Database Specific Severity
- LOW
- Cvss Version
- 3.1
Threat ID: 6a7c9b6bbf8831d539cdfbec
Added to database: 08/12/2026, 16:12:27 UTC
Last enriched: 08/12/2026, 17:21:17 UTC
Last updated: 08/12/2026, 17:21:17 UTC
Views: 2
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