{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-20821","assignerOrgId":"ee979b05-11f8-4f25-a7e0-a1fa9c190374","state":"PUBLISHED","assignerShortName":"MediaTek","dateReserved":"2022-10-28T02:03:23.673Z","datePublished":"2023-09-04T02:27:17.577Z","dateUpdated":"2024-10-10T17:06:16.142Z"},"containers":{"cna":{"providerMetadata":{"orgId":"ee979b05-11f8-4f25-a7e0-a1fa9c190374","shortName":"MediaTek","dateUpdated":"2023-09-04T02:27:17.577Z"},"descriptions":[{"lang":"en","value":"In nvram, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07937113; Issue ID: ALPS07937113."}],"affected":[{"vendor":"MediaTek, Inc.","product":"MT2713, MT2735, MT6833, MT6835, MT6853, MT6855, MT6873, MT6875, MT6877, MT6879, MT6880, MT6883, MT6885, MT6886, MT6889, MT6890, MT6891, MT6893, MT6895, MT6980, MT6983, MT6985, MT6990, MT8167, MT8167S, MT8168, MT8173, MT8175, MT8185, MT8188, MT8195, MT8321, MT8362A, MT8365, MT8385, MT8395, MT8666, MT8673, MT8675, MT8765, MT8766, MT8768, MT8781, MT8786, MT8788, MT8789, MT8791, MT8791T, MT8797","versions":[{"version":"Android 11.0, 12.0, 13.0 / OpenWrt 1907, 2102 / Yocto 2.6 / RDK-B 22Q3","status":"affected"}]}],"references":[{"url":"https://corp.mediatek.com/product-security-bulletin/September-2023"}],"problemTypes":[{"descriptions":[{"type":"text","lang":"en","description":"Elevation of Privilege"}]}]},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-02T09:14:41.174Z"},"title":"CVE Program Container","references":[{"url":"https://corp.mediatek.com/product-security-bulletin/September-2023","tags":["x_transferred"]}]},{"affected":[{"vendor":"mediatek","product":"mt2713","cpes":["cpe:2.3:h:mediatek:mt2713:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt2735","cpes":["cpe:2.3:h:mediatek:mt2735:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt6833","cpes":["cpe:2.3:h:mediatek:mt6833:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt6835","cpes":["cpe:2.3:h:mediatek:mt6835:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt6853","cpes":["cpe:2.3:h:mediatek:mt6853:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt6855","cpes":["cpe:2.3:h:mediatek:mt6855:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt6873","cpes":["cpe:2.3:h:mediatek:mt6873:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt6875","cpes":["cpe:2.3:h:mediatek:mt6875:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt6877","cpes":["cpe:2.3:h:mediatek:mt6877:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt6879","cpes":["cpe:2.3:h:mediatek:mt6879:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt6880","cpes":["cpe:2.3:h:mediatek:mt6880:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt6883","cpes":["cpe:2.3:h:mediatek:mt6883:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt6885","cpes":["cpe:2.3:h:mediatek:mt6885:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt6886","cpes":["cpe:2.3:h:mediatek:mt6886:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt6889","cpes":["cpe:2.3:h:mediatek:mt6889:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt6890","cpes":["cpe:2.3:h:mediatek:mt6890:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt6891","cpes":["cpe:2.3:h:mediatek:mt6891:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt6893","cpes":["cpe:2.3:h:mediatek:mt6893:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt6895","cpes":["cpe:2.3:h:mediatek:mt6895:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt6980","cpes":["cpe:2.3:h:mediatek:mt6980:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt6983","cpes":["cpe:2.3:h:mediatek:mt6983:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt6985","cpes":["cpe:2.3:h:mediatek:mt6985:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt6990","cpes":["cpe:2.3:h:mediatek:mt6990:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt8167","cpes":["cpe:2.3:h:mediatek:mt8167:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt8167s","cpes":["cpe:2.3:h:mediatek:mt8167s:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt8168","cpes":["cpe:2.3:h:mediatek:mt8168:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt8173","cpes":["cpe:2.3:h:mediatek:mt8173:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt8175","cpes":["cpe:2.3:h:mediatek:mt8175:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt8185","cpes":["cpe:2.3:h:mediatek:mt8185:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt8188","cpes":["cpe:2.3:h:mediatek:mt8188:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt8195","cpes":["cpe:2.3:h:mediatek:mt8195:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt8321","cpes":["cpe:2.3:h:mediatek:mt8321:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt8362a","cpes":["cpe:2.3:h:mediatek:mt8362a:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt8365","cpes":["cpe:2.3:h:mediatek:mt8365:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt8385","cpes":["cpe:2.3:h:mediatek:mt8385:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt8395","cpes":["cpe:2.3:h:mediatek:mt8395:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt8666","cpes":["cpe:2.3:h:mediatek:mt8666:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt8673","cpes":["cpe:2.3:h:mediatek:mt8673:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt8675","cpes":["cpe:2.3:h:mediatek:mt8675:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt8765","cpes":["cpe:2.3:h:mediatek:mt8765:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt8766","cpes":["cpe:2.3:h:mediatek:mt8766:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt8768","cpes":["cpe:2.3:h:mediatek:mt8768:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt8781","cpes":["cpe:2.3:h:mediatek:mt8781:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt8786","cpes":["cpe:2.3:h:mediatek:mt8786:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt8788","cpes":["cpe:2.3:h:mediatek:mt8788:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt8789","cpes":["cpe:2.3:h:mediatek:mt8789:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt8791","cpes":["cpe:2.3:h:mediatek:mt8791:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt8791t","cpes":["cpe:2.3:h:mediatek:mt8791t:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"mediatek","product":"mt8797","cpes":["cpe:2.3:h:mediatek:mt8797:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"*","versionType":"custom"}]},{"vendor":"google","product":"android","cpes":["cpe:2.3:o:google:android:12.0:*:*:*:*:*:*:*","cpe:2.3:o:google:android:13.0:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"12.0","status":"affected"},{"version":"13.0","status":"affected"}]}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":6.7,"attackVector":"LOCAL","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"HIGH","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2024-10-10T17:04:56.340129Z","id":"CVE-2023-20821","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-10-10T17:06:16.142Z"}}]}}