Open5GS Diameter S6a hss-s6a-path.c hss_ogs_diam_s6a_ulr_cb stack-based overflow
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- —
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
A vulnerability was found in Open5GS up to 2.7.1. This affects the function hss_ogs_diam_s6a_air_cb/hss_ogs_diam_s6a_ulr_cb of the file src/hss/hss-s6a-path.c of the component Diameter S6a Interface. Performing a manipulation of the argument os.len results in stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been made public and could be used. Upgrading to version 2.7.2 is able to mitigate this issue. The patch is named e89aa79efe629ae90f59dcdf8847c117d9a7da86. It is suggested to upgrade the affected component.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | Open5GS | 2.7.0; 2.7.1 | 2.7.2 | Patch available | CNA |
- Open5GS Vendor— Affected 2.7.0; 2.7.1 Fixed in 2.7.2 Patch available CNA
Remediation
- Fix · CNA Open5GS Fixed in 2.7.2
Timeline
- 2026-10-02 Threatist record created from CVE-2024-14042
- 2026-10-03 Alias added: GHSA-82w6-qmfj-h49g
References
Patch 2
Sources
- CVE-2024-14042 · CVE Program
- CVE-2024-14042 · NVD
- FIRST EPSS
- GHSA-82w6-qmfj-h49g · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences