{"id":"CVE-2023-45075","state":"PUBLISHED","title":"A memory leakage vulnerability was reported in the SWSMI_Shadow DXE driver that may allow a local attacker with elevated privileges to write to NVRAM variables.","description":"A memory leakage vulnerability was reported in the SWSMI_Shadow DXE driver that may allow a local attacker with elevated privileges to write to NVRAM variables.","publishedAt":"2023-11-08T22:27:32.659Z","updatedAt":"2024-09-04T17:58:47.396Z","severity":{"score":6.7,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","source":"lenovo"},"assigner":"lenovo","products":["Lenovo BIOS"],"affected":[{"vendor":"Lenovo","product":"BIOS","defaultStatus":"unaffected","versions":[{"version":"various","status":"affected"}]}],"references":["https://support.lenovo.com/us/en/product_security/LEN-141775"],"weaknesses":["CWE-125"],"ingestedAt":"2026-10-29T20:06:24.729Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/45xxx/CVE-2023-45075.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-45075","state":"PUBLISHED","datePublished":"2023-11-08T22:27:32.659Z","dateUpdated":"2024-09-04T17:58:47.396Z","assignerShortName":"lenovo","assignerOrgId":"da227ddf-6e25-4b41-b023-0f976dcaca4b","dateReserved":"2023-10-03T17:36:49.034Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A memory leakage vulnerability was reported in the SWSMI_Shadow DXE driver that may allow a local attacker with elevated privileges to write to NVRAM variables."}],"affected":[{"vendor":"Lenovo","product":"BIOS","defaultStatus":"unaffected","versions":[{"version":"various","status":"affected"}]}],"references":[{"url":"https://support.lenovo.com/us/en/product_security/LEN-141775"}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":6.7,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"HIGH","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-125","description":"CWE-125 Out-of-bounds Read","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"lenovo","orgId":"da227ddf-6e25-4b41-b023-0f976dcaca4b","dateUpdated":"2023-11-08T22:27:32.659Z"},"credits":[{"lang":"en","type":"finder","value":"Lenovo thanks Souhardya Sardar of Cyberstanc for reporting this issue."}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Update system firmware to the version (or newer) indicated for your model in the advisory: <a href=\"https://support.lenovo.com/us/en/product_security/LEN-141775\">https://support.lenovo.com/us/en/product_security/LEN-141775</a>"}],"value":"Update system firmware to the version (or newer) indicated for your model in the advisory:  https://support.lenovo.com/us/en/product_security/LEN-141775 "}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://support.lenovo.com/us/en/product_security/LEN-141775","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T20:14:19.819Z"}},{"title":"CISA ADP Vulnrichment","affected":[{"vendor":"lenovo","product":"bios","defaultStatus":"unknown","versions":[{"version":"various","status":"affected"}],"cpes":["cpe:2.3:o:lenovo:bios:-:*:*:*:*:*:*:*"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-09-04T17:57:18.522310Z","id":"CVE-2023-45075","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-09-04T17:58:47.396Z"}}]}}}