CVE-2025-8802
Open5GS SMF Denial of Service Vulnerability
Description
A vulnerability was determined in Open5GS up to 2.7.5. This vulnerability affects the function smf_state_operational of the file src/smf/smf-sm.c of the component SMF. The manipulation of the argument stream leads to denial of service. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. Upgrading to version v2.7.6 is able to address this issue. The patch is identified as f168f7586a4fa536cee95ae60ac437d997f15b97. It is recommended to upgrade the affected component.
INFO
Published Date :
Aug. 10, 2025, 9:15 a.m.
Last Modified :
Aug. 15, 2025, 2:15 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 2.0 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | HIGH | [email protected] | ||||
| CVSS 4.0 | MEDIUM | [email protected] |
Solution
- Upgrade Open5GS to version 2.7.6 or later.
- Apply the patch f168f7586a4fa536cee95ae60ac437d997f15b97.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-8802.
| URL | Resource |
|---|---|
| https://github.com/ZHENGHAOHELLO/BugReport/blob/main/CVE-2025-8802 | |
| https://github.com/open5gs/open5gs/commit/f168f7586a4fa536cee95ae60ac437d997f15b97 | Patch |
| https://github.com/open5gs/open5gs/issues/3978 | Issue Tracking |
| https://github.com/open5gs/open5gs/releases/tag/v2.7.6 | Release Notes |
| https://github.com/user-attachments/files/21104269/5G_SMF.AMF_crash.zip | Exploit |
| https://vuldb.com/?ctiid.319330 | Permissions Required VDB Entry |
| https://vuldb.com/?id.319330 | Third Party Advisory VDB Entry |
| https://vuldb.com/?submit.626122 | Third Party Advisory VDB Entry |
| https://github.com/open5gs/open5gs/issues/3978 | Issue Tracking |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-8802 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-8802
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-8802 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-8802 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
Aug. 15, 2025
Action Type Old Value New Value Changed Description A vulnerability classified as problematic was found in Open5GS up to 2.7.5. This vulnerability affects the function smf_state_operational of the file src/smf/smf-sm.c of the component SMF. The manipulation of the argument stream leads to denial of service. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. Upgrading to version v2.7.6 is able to address this issue. The patch is identified as f168f7586a4fa536cee95ae60ac437d997f15b97. It is recommended to upgrade the affected component. A vulnerability was determined in Open5GS up to 2.7.5. This vulnerability affects the function smf_state_operational of the file src/smf/smf-sm.c of the component SMF. The manipulation of the argument stream leads to denial of service. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. Upgrading to version v2.7.6 is able to address this issue. The patch is identified as f168f7586a4fa536cee95ae60ac437d997f15b97. It is recommended to upgrade the affected component. Added Reference https://github.com/ZHENGHAOHELLO/BugReport/blob/main/CVE-2025-8802 -
Initial Analysis by [email protected]
Aug. 13, 2025
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Added CPE Configuration OR *cpe:2.3:a:open5gs:open5gs:*:*:*:*:*:*:*:* versions up to (excluding) 2.7.6 Added Reference Type VulDB: https://github.com/open5gs/open5gs/commit/f168f7586a4fa536cee95ae60ac437d997f15b97 Types: Patch Added Reference Type CISA-ADP: https://github.com/open5gs/open5gs/issues/3978 Types: Issue Tracking Added Reference Type VulDB: https://github.com/open5gs/open5gs/issues/3978 Types: Issue Tracking Added Reference Type VulDB: https://github.com/open5gs/open5gs/releases/tag/v2.7.6 Types: Release Notes Added Reference Type VulDB: https://github.com/user-attachments/files/21104269/5G_SMF.AMF_crash.zip Types: Exploit Added Reference Type VulDB: https://vuldb.com/?ctiid.319330 Types: Permissions Required, VDB Entry Added Reference Type VulDB: https://vuldb.com/?id.319330 Types: Third Party Advisory, VDB Entry Added Reference Type VulDB: https://vuldb.com/?submit.626122 Types: Third Party Advisory, VDB Entry -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Aug. 12, 2025
Action Type Old Value New Value Added Reference https://github.com/open5gs/open5gs/issues/3978 -
New CVE Received by [email protected]
Aug. 10, 2025
Action Type Old Value New Value Added Description A vulnerability classified as problematic was found in Open5GS up to 2.7.5. This vulnerability affects the function smf_state_operational of the file src/smf/smf-sm.c of the component SMF. The manipulation of the argument stream leads to denial of service. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. Upgrading to version v2.7.6 is able to address this issue. The patch is identified as f168f7586a4fa536cee95ae60ac437d997f15b97. It is recommended to upgrade the affected component. Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L Added CVSS V2 (AV:N/AC:L/Au:N/C:N/I:N/A:P) Added CWE CWE-404 Added Reference https://github.com/open5gs/open5gs/commit/f168f7586a4fa536cee95ae60ac437d997f15b97 Added Reference https://github.com/open5gs/open5gs/issues/3978 Added Reference https://github.com/open5gs/open5gs/releases/tag/v2.7.6 Added Reference https://github.com/user-attachments/files/21104269/5G_SMF.AMF_crash.zip Added Reference https://vuldb.com/?ctiid.319330 Added Reference https://vuldb.com/?id.319330 Added Reference https://vuldb.com/?submit.626122