{"id":"CVE-2025-15555","aliases":["EUVD-2025-206778","GHSA-7679-g48g-fxpc"],"status":"published","title":"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.","severity":{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00574,"percentile":0.47921,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119","CWE-121","CWE-787"],"published":"2026-02-04T20:32:07Z","modified":"2026-10-28T10:40:31Z","products":[{"vendor":"open5gs","product":"open5gs"}],"references":[{"url":"https://vuldb.com/vuln/343795","tags":["vdb-entry","technical-description","advisory"]},{"url":"https://vuldb.com/vuln/343795/cti","tags":["signature","permissions-required","report"]},{"url":"https://vuldb.com/submit/741901","tags":["third-party-advisory","advisory"]},{"url":"https://github.com/open5gs/open5gs/issues/4177","tags":["issue-tracking","Exploit","Issue Tracking","Third Party Advisory","report"]},{"url":"https://github.com/open5gs/open5gs/issues/4177#event-21256395700","tags":["issue-tracking","exploit","Exploit","Issue Tracking","Third Party Advisory","report"]},{"url":"https://github.com/open5gs/open5gs/commit/54dda041211098730221d0ae20a2f9f9173e7a21","tags":["patch","Patch","fix"]},{"url":"https://github.com/open5gs/open5gs/","tags":["product","Product","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-15555","tags":["advisory"]},{"url":"https://github.com/open5gs/open5gs"},{"url":"https://vuldb.com/?ctiid.343795"},{"url":"https://vuldb.com/?id.343795"},{"url":"https://vuldb.com/?submit.741901"},{"url":"https://github.com/advisories/GHSA-7679-g48g-fxpc"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/15xxx/CVE-2025-15555.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2025-15555","title":"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.","status":"published","published":"2026-02-04T20:32:07.223Z","modified":"2026-04-07T15:49:09.962Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X","level":"medium","assessor":"cna"},{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C","level":"high","assessor":"cna"},{"version":"3.0","score":7.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C","level":"high","assessor":"cna"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P/E:ND/RL:OF/RC:C","assessor":"cna"}],"cwes":["CWE-121","CWE-119"],"updated_at":"2026-11-02T14:32:37.680845Z"}],"euvd":[{"id":"EUVD-2025-206778","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.","status":"published","published":"2026-02-04T20:32:07Z","modified":"2026-04-07T15:49:09Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X","level":"medium"}],"updated_at":"2026-11-02T19:25:12.908169Z"}],"ghsa":[{"id":"GHSA-7679-g48g-fxpc","title":"A security flaw has been discovered in Open5GS up to 2.7.6. Affected by this vulnerability is the...","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.","status":"published","published":"2026-02-04T21:30:32Z","modified":"2026-04-07T18:31:30Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/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","level":"medium"},{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high"}],"cwes":["CWE-119","CWE-787"],"updated_at":"2026-11-02T15:07:11.075264Z"}],"nvd":[{"id":"CVE-2025-15555","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.","status":"published","published":"2026-02-04T21:15:57.38Z","modified":"2026-06-17T08:38:00.89Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/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","level":"medium","assessor":"secondary"},{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high","assessor":"secondary"},{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L","level":"high","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"secondary"}],"cwes":["CWE-119","CWE-121","CWE-787"],"updated_at":"2026-11-02T14:11:59.832225Z"}],"osv":[{"id":"CVE-2025-15555","title":"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.","status":"published","published":"2026-02-04T20:32:07.223Z","modified":"2026-10-28T10:40:31.65659089Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X","level":"medium"}],"cwes":["CWE-119","CWE-121"],"updated_at":"2026-11-02T15:44:46.340268Z"}]}}