{"id":"CVE-2025-20634","aliases":["A-381773169","ASB-A-381773169","EUVD-2025-2184","GHSA-q7vj-9wm2-wvxr","M-MOLY01289384"],"status":"published","title":"In Modem, there is a possible out of bounds write due to a missing bounds check. This could lead...","description":"In Modem, there is a possible out of bounds write due to a missing bounds check. This could lead to remote code execution, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01289384; Issue ID: MSV-2436.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00765,"percentile":0.55884,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-787"],"published":"2025-02-01T00:00:00Z","modified":"2026-11-05T16:32:28Z","fixes":[{"ecosystem":"Android","package":":unknown:","fixed_in":["SoCVersion:2025-02-05"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Android","package":":unknown:","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"SoCVersion:0"},{"fixed":"SoCVersion:2025-02-05"}]}],"versions":["SoCVersion"]}],"products":[{"vendor":"mediatek","product":"nr16"},{"vendor":"mediatek","product":"nr17"},{"vendor":"mediatek","product":"nr17r"},{"vendor":"mediatek, inc.","product":"mt2737, mt6813, mt6835, mt6835t, mt6878, mt6878m, mt6879, mt6886, mt6895, mt6895tt, mt6896, mt6897, mt6899, mt6980, mt6980d, mt6983, mt6983t, mt6985, mt6985t, mt6989, mt6989t, mt6990, mt6991, mt8673, mt8676, mt8678, mt8795t, mt8798, mt8863"}],"references":[{"url":"https://corp.mediatek.com/product-security-bulletin/February-2025","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-20634"},{"url":"https://github.com/advisories/GHSA-q7vj-9wm2-wvxr"},{"url":"https://source.android.com/security/bulletin/2025-02-01","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2025-20634","description":"In Modem, there is a possible out of bounds write due to a missing bounds check. This could lead to remote code execution, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01289384; Issue ID: MSV-2436.","status":"published","published":"2025-02-03T03:23:49.665Z","modified":"2026-02-17T14:40:28.526Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:32:25.5658Z"}],"euvd":[{"id":"EUVD-2025-2184","description":"In Modem, there is a possible out of bounds write due to a missing bounds check. This could lead to remote code execution, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01289384; Issue ID: MSV-2436.","status":"published","published":"2025-02-03T03:23:49Z","modified":"2026-02-17T14:40:28Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T19:48:37.939014Z"}],"ghsa":[{"id":"GHSA-q7vj-9wm2-wvxr","title":"In Modem, there is a possible out of bounds write due to a missing bounds check. This could lead...","description":"In Modem, there is a possible out of bounds write due to a missing bounds check. This could lead to remote code execution, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01289384; Issue ID: MSV-2436.","status":"published","published":"2025-02-03T06:30:52Z","modified":"2025-02-03T18:31:47Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:59:46.595818Z"}],"nvd":[{"id":"CVE-2025-20634","description":"In Modem, there is a possible out of bounds write due to a missing bounds check. This could lead to remote code execution, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01289384; Issue ID: MSV-2436.","status":"published","published":"2025-02-03T04:15:08.423Z","modified":"2026-06-17T08:41:42.637Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:10:49.841519Z"}],"osv":[{"id":"ASB-A-381773169","status":"published","published":"2025-02-01T00:00:00Z","modified":"2026-11-10T17:02:23.040266809Z","updated_at":"2026-11-10T17:35:06.383013Z"}]}}