{"id":"CVE-2025-20742","state":"PUBLISHED","title":"In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote (proximal/adjacent) escalation of privilege with no additiona","description":"In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote (proximal/adjacent) escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00432680; Issue ID: MSV-3949.","publishedAt":"2025-11-04T06:19:56.287Z","updatedAt":"2026-02-26T17:47:25.532Z","severity":{"score":8,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","source":"CISA-ADP"},"assigner":"MediaTek","products":["MediaTek, Inc. MT6890, MT7603, MT7615, MT7622, MT7915, MT7916, MT7981, MT7986"],"affected":[{"vendor":"MediaTek, Inc.","product":"MT6890, MT7603, MT7615, MT7622, MT7915, MT7916, MT7981, MT7986","versions":[{"version":"SDK release 7.6.7.2 and before / OpenWrt 19.07, 21.02 (MT6890)","status":"affected"}]}],"references":["https://corp.mediatek.com/product-security-bulletin/November-2025"],"weaknesses":["CWE-122"],"ingestedAt":"2026-10-29T20:08:39.238Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/20xxx/CVE-2025-20742.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-20742","state":"PUBLISHED","datePublished":"2025-11-04T06:19:56.287Z","dateUpdated":"2026-02-26T17:47:25.532Z","assignerShortName":"MediaTek","assignerOrgId":"ee979b05-11f8-4f25-a7e0-a1fa9c190374","dateReserved":"2024-11-01T01:21:50.395Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote (proximal/adjacent) escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00432680; Issue ID: MSV-3949."}],"affected":[{"vendor":"MediaTek, Inc.","product":"MT6890, MT7603, MT7615, MT7622, MT7915, MT7916, MT7981, MT7986","versions":[{"version":"SDK release 7.6.7.2 and before / OpenWrt 19.07, 21.02 (MT6890)","status":"affected"}]}],"references":[{"url":"https://corp.mediatek.com/product-security-bulletin/November-2025"}],"problemTypes":[{"descriptions":[{"cweId":"CWE-122","type":"CWE","lang":"en","description":"CWE-122 Heap Overflow"}]}],"providerMetadata":{"shortName":"MediaTek","orgId":"ee979b05-11f8-4f25-a7e0-a1fa9c190374","dateUpdated":"2025-11-04T06:19:56.287Z"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":8,"attackVector":"ADJACENT_NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"id":"CVE-2025-20742","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2025-11-05T04:55:44.490638Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-02-26T17:47:25.532Z"}}]}}}