{"api_version":"1","generated_at":"2026-10-27T11:02:18+00:00","cve":"CVE-2026-75893","urls":{"html":"https://cve.report/CVE-2026-75893","api":"https://cve.report/api/cve/CVE-2026-75893.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-75893","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-75893"},"summary":{"title":"Heap based buffer overflow at ipaccess_proxy_read_msg()","description":"In osmo-bsc from 1.0.1 through 1.14.1 a heap based buffer overflow issue was found in the ipaccess_proxy_read_msg()  function via IPA frame lengths.","state":"PUBLISHED","assigner":"redhat-cnalr","published_at":"2026-09-18 19:16:45","updated_at":"2026-09-21 19:17:09"},"problem_types":["CWE-122","CWE-122 CWE-122 Heap-based buffer overflow"],"metrics":[{"version":"3.1","source":"ADP","type":"DECLARED","score":"7.5","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","data":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"}},{"version":"3.1","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","score":"7.5","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"}}],"references":[{"url":"https://cgit.osmocom.org/osmo-bsc/commit/?id=2852a03c153cd9418c2a86d0b2193ac41169dbb7","name":"https://cgit.osmocom.org/osmo-bsc/commit/?id=2852a03c153cd9418c2a86d0b2193ac41169dbb7","refsource":"74b3a70d-cca6-4d34-9789-e83b222ae3be","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-75893","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-75893","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Osmocom","product":"osmo-bsc","version":"affected 1.0.1 1.14.1 semver","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[{"source":"CNA","value":"Nikolas Null \"n0k0\" - Security Researcher at mnemonic","lang":"en"}],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"75893","cve":"CVE-2026-75893","epss":"0.002670000","percentile":"0.190670000","score_date":"2026-09-22","updated_at":"2026-09-23 00:06:34"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"}},{"other":{"content":{"id":"CVE-2026-75893","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-09-21T18:15:49.133561Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-09-21T18:16:09.346Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"defaultStatus":"unknown","product":"osmo-bsc","repo":"https://cgit.osmocom.org/osmo-bsc/","vendor":"Osmocom","versions":[{"lessThan":"1.14.1","status":"affected","version":"1.0.1","versionType":"semver"}]}],"credits":[{"lang":"en","type":"finder","value":"Nikolas Null \"n0k0\" - Security Researcher at mnemonic"}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"In osmo-bsc from 1.0.1 through 1.14.1 a heap based buffer overflow issue was found in the ipaccess_proxy_read_msg()  function via IPA frame lengths."}],"value":"In osmo-bsc from 1.0.1 through 1.14.1 a heap based buffer overflow issue was found in the ipaccess_proxy_read_msg()  function via IPA frame lengths."}],"problemTypes":[{"descriptions":[{"cweId":"CWE-122","description":"CWE-122 Heap-based buffer overflow","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-09-18T18:40:26.578Z","orgId":"74b3a70d-cca6-4d34-9789-e83b222ae3be","shortName":"redhat-cnalr"},"references":[{"tags":["patch","mitigation"],"url":"https://cgit.osmocom.org/osmo-bsc/commit/?id=2852a03c153cd9418c2a86d0b2193ac41169dbb7"}],"source":{"discovery":"UNKNOWN"},"title":"Heap based buffer overflow at ipaccess_proxy_read_msg()","x_generator":{"engine":"Vulnogram 1.0.5"}}},"cveMetadata":{"assignerOrgId":"74b3a70d-cca6-4d34-9789-e83b222ae3be","assignerShortName":"redhat-cnalr","cveId":"CVE-2026-75893","datePublished":"2026-09-18T18:40:26.578Z","dateReserved":"2026-08-18T14:04:08.775Z","dateUpdated":"2026-09-21T18:16:09.346Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-18 19:16:45","lastModifiedDate":"2026-09-21 19:17:09","problem_types":["CWE-122","CWE-122 CWE-122 Heap-based buffer overflow"],"metrics":{"cvssMetricV31":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-09-21T18:15:49.133561Z","id":"CVE-2026-75893","options":[{"exploitation":"none"},{"automatable":"yes"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"75893","Ordinal":"1","Title":"Heap based buffer overflow at ipaccess_proxy_read_msg()","CVE":"CVE-2026-75893","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"75893","Ordinal":"1","NoteData":"In osmo-bsc from 1.0.1 through 1.14.1 a heap based buffer overflow issue was found in the ipaccess_proxy_read_msg()  function via IPA frame lengths.","Type":"Description","Title":"Heap based buffer overflow at ipaccess_proxy_read_msg()"}]}}}