CVE-2025-15555
Open5GS VoLTE Cx-Test hss-cx-path.c hss_ogs_diam_cx_mar_cb stack-based overflow
Description
A security flaw has been discovered in Open5GS up to 2.7.6. Affected by this vulnerability is the function hss_ogs_diam_cx_mar_cb of the file src/hss/hss-cx-path.c of the component VoLTE Cx-Test. The manipulation of the argument OGS_KEY_LEN results in stack-based buffer overflow. The attack may be launched remotely. The patch is identified as 54dda041211098730221d0ae20a2f9f9173e7a21. A patch should be applied to remediate this issue.
INFO
Published Date :
Feb. 4, 2026, 9:15 p.m.
Last Modified :
Feb. 11, 2026, 7:20 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 2.0 | HIGH | [email protected] | ||||
| CVSS 3.1 | HIGH | [email protected] | ||||
| CVSS 3.1 | HIGH | [email protected] | ||||
| CVSS 4.0 | MEDIUM | [email protected] |
Solution
- Apply the patch identified by 54dda041211098730221d0ae20a2f9f9173e7a21.
- Update Open5GS to a version containing the fix.
- Review code for similar buffer overflow vulnerabilities.
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-2025-15555.
| URL | Resource |
|---|---|
| https://github.com/open5gs/open5gs/ | Product |
| https://github.com/open5gs/open5gs/commit/54dda041211098730221d0ae20a2f9f9173e7a21 | Patch |
| https://github.com/open5gs/open5gs/issues/4177 | Exploit Issue Tracking Third Party Advisory |
| https://github.com/open5gs/open5gs/issues/4177#event-21256395700 | Exploit Issue Tracking Third Party Advisory |
| https://vuldb.com/?ctiid.343795 | Permissions Required VDB Entry |
| https://vuldb.com/?id.343795 | Third Party Advisory VDB Entry |
| https://vuldb.com/?submit.741901 | Third Party Advisory VDB Entry |
| https://github.com/open5gs/open5gs/issues/4177#event-21256395700 | Exploit Issue Tracking Third Party Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-15555 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-2025-15555
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-2025-15555 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-15555 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.
-
Initial Analysis by [email protected]
Feb. 11, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L Added CWE CWE-787 Added CPE Configuration OR *cpe:2.3:a:open5gs:open5gs:*:*:*:*:*:*:*:* versions up to (including) 2.7.6 Added Reference Type VulDB: https://github.com/open5gs/open5gs/ Types: Product Added Reference Type VulDB: https://github.com/open5gs/open5gs/commit/54dda041211098730221d0ae20a2f9f9173e7a21 Types: Patch Added Reference Type VulDB: https://github.com/open5gs/open5gs/issues/4177 Types: Exploit, Issue Tracking, Third Party Advisory Added Reference Type VulDB: https://github.com/open5gs/open5gs/issues/4177#event-21256395700 Types: Exploit, Issue Tracking, Third Party Advisory Added Reference Type VulDB: https://vuldb.com/?ctiid.343795 Types: Permissions Required, VDB Entry Added Reference Type VulDB: https://vuldb.com/?id.343795 Types: Third Party Advisory, VDB Entry Added Reference Type VulDB: https://vuldb.com/?submit.741901 Types: Third Party Advisory, VDB Entry Added Reference Type CISA-ADP: https://github.com/open5gs/open5gs/issues/4177#event-21256395700 Types: Exploit, Issue Tracking, Third Party Advisory -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Feb. 05, 2026
Action Type Old Value New Value Added Reference https://github.com/open5gs/open5gs/issues/4177#event-21256395700 -
New CVE Received by [email protected]
Feb. 04, 2026
Action Type Old Value New Value Added Description A security flaw has been discovered in Open5GS up to 2.7.6. Affected by this vulnerability is the function hss_ogs_diam_cx_mar_cb of the file src/hss/hss-cx-path.c of the component VoLTE Cx-Test. The manipulation of the argument OGS_KEY_LEN results in stack-based buffer overflow. The attack may be launched remotely. The patch is identified as 54dda041211098730221d0ae20a2f9f9173e7a21. A patch should be applied to remediate this issue. Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/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:L/I:L/A:L Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:P/A:P) Added CWE CWE-119 Added CWE CWE-121 Added Reference https://github.com/open5gs/open5gs/ Added Reference https://github.com/open5gs/open5gs/commit/54dda041211098730221d0ae20a2f9f9173e7a21 Added Reference https://github.com/open5gs/open5gs/issues/4177 Added Reference https://github.com/open5gs/open5gs/issues/4177#event-21256395700 Added Reference https://vuldb.com/?ctiid.343795 Added Reference https://vuldb.com/?id.343795 Added Reference https://vuldb.com/?submit.741901