{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-1684","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","state":"PUBLISHED","assignerShortName":"VulDB","dateReserved":"2026-01-30T07:35:57.699Z","datePublished":"2026-01-30T14:32:07.043Z","dateUpdated":"2026-02-23T09:08:43.099Z"},"containers":{"cna":{"providerMetadata":{"orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","shortName":"VulDB","dateUpdated":"2026-02-23T09:08:43.099Z"},"title":"Free5GC SMF PFCP UDP Endpoint pfcp_reports.go HandleReports denial of service","problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-404","lang":"en","description":"Denial of Service"}]}],"affected":[{"vendor":"Free5GC","product":"SMF","versions":[{"version":"4.0","status":"affected"},{"version":"4.1.0","status":"affected"}],"modules":["PFCP UDP Endpoint"]}],"descriptions":[{"lang":"en","value":"A vulnerability was found in Free5GC SMF up to 4.1.0. Affected by this issue is the function HandleReports of the file /internal/context/pfcp_reports.go of the component PFCP UDP Endpoint. The manipulation results in denial of service. The attack can be executed remotely. It is advisable to implement a patch to correct this issue."}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":6.9,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X","baseSeverity":"MEDIUM"}},{"cvssV3_1":{"version":"3.1","baseScore":5.3,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C","baseSeverity":"MEDIUM"}},{"cvssV3_0":{"version":"3.0","baseScore":5.3,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C","baseSeverity":"MEDIUM"}},{"cvssV2_0":{"version":"2.0","baseScore":5,"vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:P/E:ND/RL:OF/RC:C"}}],"timeline":[{"time":"2026-01-30T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-01-30T01:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-02-17T20:46:42.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"ZiyuLin (VulDB User)","type":"reporter"}],"references":[{"url":"https://vuldb.com/?id.343477","name":"VDB-343477 | Free5GC SMF PFCP UDP Endpoint pfcp_reports.go HandleReports denial of service","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/?ctiid.343477","name":"VDB-343477 | CTI Indicators (IOB, IOC, TTP, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/?submit.739655","name":"Submit #739655 | free5gc SMF v4.1.0 Denial of Service","tags":["third-party-advisory"]},{"url":"https://vuldb.com/?submit.739656","name":"Submit #739656 | free5gc SMF v4.1.0 Denial of Service (Duplicate)","tags":["third-party-advisory"]},{"url":"https://github.com/free5gc/free5gc/issues/806","tags":["issue-tracking"]},{"url":"https://github.com/free5gc/smf/pull/188","tags":["issue-tracking","patch"]},{"url":"https://github.com/free5gc/smf/","tags":["product"]}]},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-01-30T14:58:58.156617Z","id":"CVE-2026-1684","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-01-30T14:59:58.236Z"}}]}}