CVE-2025-15687

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Source
https://cve.org/CVERecord?id=CVE-2025-15687
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-15687.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2025-15687
Published
2026-08-12T02:45:10.502Z
Modified
2026-08-12T04:10:53.349506355Z
Severity
  • 2.1 (Low) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P CVSS Calculator
Summary
Open5GS SMF Diameter Gx Credit-Control-Answer smf_gx_cca_cb denial of service
Details

A security flaw has been discovered in Open5GS up to 2.7.6. Impacted is the function smfgxcca_cb of the component SMF Diameter Gx Credit-Control-Answer Handler. The manipulation results in denial of service. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks. Upgrading to version 2.7.7 is recommended to address this issue. The patch is identified as f23d7a5e959acd8f37b925dc29b85f26b7d391cb. Upgrading the affected component is advised.

Database specific 
{
    "cwe_ids": [
        "CWE-404"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/15xxx/CVE-2025-15687.json",
    "cna_assigner": "VulDB",
    "unresolved_ranges": [
        {
            "source": "AFFECTED_FIELD",
            "extracted_events": [
                {
                    "introduced": "2.7.3"
                },
                {
                    "last_affected": "2.7.3"
                },
                {
                    "introduced": "2.7.4"
                },
                {
                    "last_affected": "2.7.4"
                }
            ]
        }
    ]
}
References

Affected packages

Git / github.com/open5gs/open5gs

Affected ranges

Type
GIT
Repo
https://github.com/open5gs/open5gs
Events
Introduced
83e35bb2de7e67646fdba849580184422b10006a
Last affected
d9d3abdd480be96fac3bc8a997e83446648763ca
Database specific
Show details 
{
    "source": "AFFECTED_FIELD",
    "extracted_events": [
        {
            "introduced": "2.7.0"
        },
        {
            "last_affected": "2.7.0"
        },
        {
            "introduced": "2.7.1"
        },
        {
            "last_affected": "2.7.1"
        },
        {
            "introduced": "2.7.2"
        },
        {
            "last_affected": "2.7.2"
        },
        {
            "introduced": "2.7.5"
        },
        {
            "last_affected": "2.7.5"
        },
        {
            "introduced": "2.7.6"
        },
        {
            "last_affected": "2.7.6"
        }
    ]
}

Affected versions

2.*
2.7.0
2.7.1
2.7.2
2.7.5
2.7.6
v2.*
v2.7.0
v2.7.1
v2.7.2
v2.7.5
v2.7.6

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-15687.json"