{"id":"CVE-2026-100892","state":"PUBLISHED","title":"aligungr UERANSIM nr-gnb handler.cpp ULInformationTransfer memory corruption","description":"A vulnerability was found in aligungr UERANSIM up to 3.3.0. This affects the function ULInformationTransfer of the file src/gnb/rrc/handler.cpp of the component nr-gnb. Performing a manipulation of the argument dedicatedNASMessage results in memory corruption. The attack can be initiated remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.","publishedAt":"2026-09-28T00:30:09.114Z","updatedAt":"2026-09-28T13:02:41.006Z","severity":{"score":6.9,"label":"Medium","version":"4.0","vector":"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:P","source":"VulDB"},"assigner":"VulDB","products":["aligungr UERANSIM"],"affected":[{"vendor":"aligungr","product":"UERANSIM","versions":[{"version":"3.0","status":"affected"},{"version":"3.1","status":"affected"},{"version":"3.2","status":"affected"},{"version":"3.3.0","status":"affected"}],"cpes":["cpe:2.3:a:aligungr:ueransim:*:*:*:*:*:*:*:*"],"modules":["nr-gnb"]}],"references":["https://vuldb.com/vuln/410842","https://vuldb.com/vuln/410842/cti","https://vuldb.com/cve/CVE-2026-100892","https://vuldb.com/submit/917313","https://gist.github.com/centauruszzz/c69a6bd152f45d9ca8db981f7da34bed"],"weaknesses":["CWE-119"],"ingestedAt":"2026-10-29T20:10:13.529Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/100xxx/CVE-2026-100892.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-100892","state":"PUBLISHED","datePublished":"2026-09-28T00:30:09.114Z","dateUpdated":"2026-09-28T13:02:41.006Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2026-09-27T08:11:02.503Z"},"containers":{"cna":{"title":"aligungr UERANSIM nr-gnb handler.cpp ULInformationTransfer memory corruption","descriptions":[{"lang":"en","value":"A vulnerability was found in aligungr UERANSIM up to 3.3.0. This affects the function ULInformationTransfer of the file src/gnb/rrc/handler.cpp of the component nr-gnb. Performing a manipulation of the argument dedicatedNASMessage results in memory corruption. The attack can be initiated remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way."}],"affected":[{"vendor":"aligungr","product":"UERANSIM","versions":[{"version":"3.0","status":"affected"},{"version":"3.1","status":"affected"},{"version":"3.2","status":"affected"},{"version":"3.3.0","status":"affected"}],"cpes":["cpe:2.3:a:aligungr:ueransim:*:*:*:*:*:*:*:*"],"modules":["nr-gnb"]}],"references":[{"url":"https://vuldb.com/vuln/410842","name":"VDB-410842 | aligungr UERANSIM nr-gnb handler.cpp ULInformationTransfer memory corruption","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/410842/cti","name":"VDB-410842 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-100892","name":"CVE-2026-100892 | CVE Analysis and Report","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/917313","name":"Submit #917313 | UERAMSIM UERANSIM nr-gnb <=3.3.0 Denial-of-Servic","tags":["third-party-advisory"]},{"url":"https://gist.github.com/centauruszzz/c69a6bd152f45d9ca8db981f7da34bed","tags":["exploit"]}],"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:P","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:P/RL:X/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:P/RL:X/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:POC/RL:ND/RC:C"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-119","type":"CWE","lang":"en","description":"Memory Corruption"}]}],"providerMetadata":{"shortName":"VulDB","orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateUpdated":"2026-09-28T00:30:09.114Z"},"timeline":[{"time":"2026-09-27T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-09-27T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-09-27T10:16:39.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"centauruszzz (VulDB User)","type":"reporter"},{"lang":"en","value":"VulDB CNA Team","type":"coordinator"}],"x_generator":["VulDB PVTS v202609"]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-28T13:02:15.536291Z","id":"CVE-2026-100892","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-28T13:02:41.006Z"}}]}}}