CVE-2026-78157
Open5GS Rx AA-Request pcrf-rx-path.c pcrf_rx_aar_cb out-of-bounds
- State
- Published
- Severity
- 5.3 Medium
- Published
- Aug 24, 2026
- Updated
- Aug 24, 2026
- Reserved
- Aug 23, 2026
Description
A vulnerability was detected in Open5GS 2.8.0. This affects the function pcrf_rx_aar_cb of the file src/pcrf/pcrf-rx-path.c of the component Rx AA-Request Handler. Performing a manipulation results in out-of-bounds read. It is possible to initiate the attack remotely. The patch is named c18dc6938bf63cc7374315d3dca303d92066e746. To fix this issue, it is recommended to deploy a patch.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.3 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:P | VulDB |
| 3.1 | 7.4 High | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L/E:P/RL:O/RC:C | VulDB |
| 3.0 | 7.4 High | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L/E:P/RL:O/RC:C | VulDB |
| 2.0 | 6.5 Medium | AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:OF/RC:C | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
Open5GSn/a |
|
References
- VDB-394540 | Open5GS Rx AA-Request pcrf-rx-path.c pcrf_rx_aar_cb out-of-boundsvdb-entrytechnical-description
- VDB-394540 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- CVE-2026-78157 | CVE Analysis and Reportthird-party-advisory
- Submit #882953 | Open5GS 2.8.0 Out-of-Bounds Readthird-party-advisory
- https://github.com/open5gs/open5gs/issues/4663issue-tracking
- https://github.com/open5gs/open5gs/commit/c18dc6938bf63cc7374315d3dca303d92066e746patch
- https://github.com/open5gs/open5gs/product
Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.