CVE-2026-20502HIGH· 8.4MITRENVD대응게시일: 2026. 09. 07.수정일: 2026. 09. 09.CNA: security@mediatek.comAnalyzed

In vdec, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with no add

Memory-Corruption

위협 신호 · CVSS · EPSS · KEV

정기 패치· 높은 악용 신호 없음

CVSS

8.4high

이론적 심각도 점수

EPSS

0.1%상위 97.6%

30일 내 악용 확률 예측

KEV

미등재

실측 악용 기록 없음

권장 대응 기한차기 업그레이드 시CISA SSVC 기준

별도 긴급 패치 불필요 — 정기 시스템 업그레이드 주기에 맞춰 조치

완전 장악· KEV 미등재 · 자동화 어려움 · 완전 장악 · 내부 한정

CVSS 벡터 · 메트릭

악용 경로

공격 벡터로컬

공격 복잡도낮음

필요 권한불필요

사용자 상호작용불필요

범위불변

영향

기밀성 영향높음

무결성 영향높음

가용성 영향높음

버전별 점수

CVSS 3.18.4HIGH· 악용성 2.5· 영향도 5.9

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

약점 (CWE)

CWE-122
힙 기반 버퍼 오버플로 — 힙 버퍼를 넘쳐 써서 메모리 손상.

상세 설명

In vdec, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS11262030; Issue ID: MSV-9196.

AI 심층 분석

공격 시나리오 · 재현 가능한 PoC 페이로드 · 즉시 적용 가능한 차단 패치를 한 번에 받아 보세요. 보안 운영팀이 그대로 점검·티켓팅에 쓸 수 있는 형태로 정리해 드립니다.

영향받는 제품·버전

mediatek mt2718_firmware
other
mediatek mt2718
other
mediatek mt6580_firmware
other
mediatek mt6580
other
mediatek mt6739_firmware
other
mediatek mt6739
other
mediatek mt6761_firmware
other
mediatek mt6761
other
mediatek mt6765_firmware
other
mediatek mt6765
other
mediatek mt6768_firmware
other
mediatek mt6768
other
mediatek mt6769_firmware
other
mediatek mt6769
other
mediatek mt6779_firmware
other
mediatek mt6779
other
mediatek mt6781_firmware
other
mediatek mt6781
other
mediatek mt6785_firmware
other
mediatek mt6785
other
mediatek mt6789_firmware
other
mediatek mt6789
other
mediatek mt6833_firmware
other
mediatek mt6833
other
mediatek mt6835_firmware
other
mediatek mt6835
other
mediatek mt6853_firmware
other
mediatek mt6853
other
mediatek mt6855_firmware
other
mediatek mt6855
other
mediatek mt6858_firmware
other
mediatek mt6858
other
mediatek mt6873_firmware
other
mediatek mt6873
other
mediatek mt6877_firmware
other
mediatek mt6877
other
mediatek mt6878_firmware
other
mediatek mt6878
other
mediatek mt6879_firmware
other
mediatek mt6879
other
mediatek mt6881_firmware
other
mediatek mt6881
other
mediatek mt6883_firmware
other
mediatek mt6883
other
mediatek mt6885_firmware
other
mediatek mt6885
other
mediatek mt6886_firmware
other
mediatek mt6886
other
mediatek mt6889_firmware
other
mediatek mt6889
other
mediatek mt6893_firmware
other
mediatek mt6893
other
mediatek mt6895_firmware
other
mediatek mt6895
other
mediatek mt6897_firmware
other
mediatek mt6897
other
mediatek mt6899_firmware
other
mediatek mt6899
other
mediatek mt6983_firmware
other
mediatek mt6983
other
mediatek mt6985_firmware
other
mediatek mt6985
other
mediatek mt6989_firmware
other
mediatek mt6989
other
mediatek mt6991_firmware
other
mediatek mt6991
other
mediatek mt6993_firmware
other
mediatek mt6993
other
mediatek mt8126_firmware
other
mediatek mt8126
other
mediatek mt8171_firmware
other
mediatek mt8171
other
mediatek mt8186_firmware
other
mediatek mt8186
other
mediatek mt8188_firmware
other
mediatek mt8188
other
mediatek mt8189_firmware
other
mediatek mt8189
other
mediatek mt8195_firmware
other
mediatek mt8195
other
mediatek mt8196_firmware
other
mediatek mt8196
other
mediatek mt8367_firmware
other
mediatek mt8367
other
mediatek mt8391_firmware
other
mediatek mt8391
other
mediatek mt8395_firmware
other
mediatek mt8395
other
mediatek mt8668_firmware
other
mediatek mt8668
other
mediatek mt8676_firmware
other
mediatek mt8676
other
mediatek mt8678_firmware
other
mediatek mt8678
other
mediatek mt8696_firmware
other
mediatek mt8696
other
mediatek mt8781_firmware
other
mediatek mt8781
other
mediatek mt8788e_firmware
other
mediatek mt8788e
other
mediatek mt8792_firmware
other
mediatek mt8792
other
mediatek mt8799_firmware
other
mediatek mt8799
other
mediatek mt8910_firmware
other
mediatek mt8910
other

영향받는 구성 (CPE) 60

mediatek mt2718_firmwarecpe:2.3:o:mediatek:mt2718_firmware:-:*:*:*:*:*:*:*
mediatek mt2718cpe:2.3:h:mediatek:mt2718:-:*:*:*:*:*:*:*
mediatek mt6580_firmwarecpe:2.3:o:mediatek:mt6580_firmware:-:*:*:*:*:*:*:*
mediatek mt6580cpe:2.3:h:mediatek:mt6580:-:*:*:*:*:*:*:*
mediatek mt6739_firmwarecpe:2.3:o:mediatek:mt6739_firmware:-:*:*:*:*:*:*:*
mediatek mt6739cpe:2.3:h:mediatek:mt6739:-:*:*:*:*:*:*:*
mediatek mt6761_firmwarecpe:2.3:o:mediatek:mt6761_firmware:-:*:*:*:*:*:*:*
mediatek mt6761cpe:2.3:h:mediatek:mt6761:-:*:*:*:*:*:*:*
mediatek mt6765_firmwarecpe:2.3:o:mediatek:mt6765_firmware:-:*:*:*:*:*:*:*
mediatek mt6765cpe:2.3:h:mediatek:mt6765:-:*:*:*:*:*:*:*
mediatek mt6768_firmwarecpe:2.3:o:mediatek:mt6768_firmware:-:*:*:*:*:*:*:*
mediatek mt6768cpe:2.3:h:mediatek:mt6768:-:*:*:*:*:*:*:*
mediatek mt6769_firmwarecpe:2.3:o:mediatek:mt6769_firmware:-:*:*:*:*:*:*:*
mediatek mt6769cpe:2.3:h:mediatek:mt6769:-:*:*:*:*:*:*:*
mediatek mt6779_firmwarecpe:2.3:o:mediatek:mt6779_firmware:-:*:*:*:*:*:*:*
mediatek mt6779cpe:2.3:h:mediatek:mt6779:-:*:*:*:*:*:*:*
mediatek mt6781_firmwarecpe:2.3:o:mediatek:mt6781_firmware:-:*:*:*:*:*:*:*
mediatek mt6781cpe:2.3:h:mediatek:mt6781:-:*:*:*:*:*:*:*
mediatek mt6785_firmwarecpe:2.3:o:mediatek:mt6785_firmware:-:*:*:*:*:*:*:*
mediatek mt6785cpe:2.3:h:mediatek:mt6785:-:*:*:*:*:*:*:*
mediatek mt6789_firmwarecpe:2.3:o:mediatek:mt6789_firmware:-:*:*:*:*:*:*:*
mediatek mt6789cpe:2.3:h:mediatek:mt6789:-:*:*:*:*:*:*:*
mediatek mt6833_firmwarecpe:2.3:o:mediatek:mt6833_firmware:-:*:*:*:*:*:*:*
mediatek mt6833cpe:2.3:h:mediatek:mt6833:-:*:*:*:*:*:*:*
mediatek mt6835_firmwarecpe:2.3:o:mediatek:mt6835_firmware:-:*:*:*:*:*:*:*
mediatek mt6835cpe:2.3:h:mediatek:mt6835:-:*:*:*:*:*:*:*
mediatek mt6853_firmwarecpe:2.3:o:mediatek:mt6853_firmware:-:*:*:*:*:*:*:*
mediatek mt6853cpe:2.3:h:mediatek:mt6853:-:*:*:*:*:*:*:*
mediatek mt6855_firmwarecpe:2.3:o:mediatek:mt6855_firmware:-:*:*:*:*:*:*:*
mediatek mt6855cpe:2.3:h:mediatek:mt6855:-:*:*:*:*:*:*:*
mediatek mt6858_firmwarecpe:2.3:o:mediatek:mt6858_firmware:-:*:*:*:*:*:*:*
mediatek mt6858cpe:2.3:h:mediatek:mt6858:-:*:*:*:*:*:*:*
mediatek mt6873_firmwarecpe:2.3:o:mediatek:mt6873_firmware:-:*:*:*:*:*:*:*
mediatek mt6873cpe:2.3:h:mediatek:mt6873:-:*:*:*:*:*:*:*
mediatek mt6877_firmwarecpe:2.3:o:mediatek:mt6877_firmware:-:*:*:*:*:*:*:*
mediatek mt6877cpe:2.3:h:mediatek:mt6877:-:*:*:*:*:*:*:*
mediatek mt6878_firmwarecpe:2.3:o:mediatek:mt6878_firmware:-:*:*:*:*:*:*:*
mediatek mt6878cpe:2.3:h:mediatek:mt6878:-:*:*:*:*:*:*:*
mediatek mt6879_firmwarecpe:2.3:o:mediatek:mt6879_firmware:-:*:*:*:*:*:*:*
mediatek mt6879cpe:2.3:h:mediatek:mt6879:-:*:*:*:*:*:*:*
mediatek mt6881_firmwarecpe:2.3:o:mediatek:mt6881_firmware:-:*:*:*:*:*:*:*
mediatek mt6881cpe:2.3:h:mediatek:mt6881:-:*:*:*:*:*:*:*
mediatek mt6883_firmwarecpe:2.3:o:mediatek:mt6883_firmware:-:*:*:*:*:*:*:*
mediatek mt6883cpe:2.3:h:mediatek:mt6883:-:*:*:*:*:*:*:*
mediatek mt6885_firmwarecpe:2.3:o:mediatek:mt6885_firmware:-:*:*:*:*:*:*:*
mediatek mt6885cpe:2.3:h:mediatek:mt6885:-:*:*:*:*:*:*:*
mediatek mt6886_firmwarecpe:2.3:o:mediatek:mt6886_firmware:-:*:*:*:*:*:*:*
mediatek mt6886cpe:2.3:h:mediatek:mt6886:-:*:*:*:*:*:*:*
mediatek mt6889_firmwarecpe:2.3:o:mediatek:mt6889_firmware:-:*:*:*:*:*:*:*
mediatek mt6889cpe:2.3:h:mediatek:mt6889:-:*:*:*:*:*:*:*
mediatek mt6893_firmwarecpe:2.3:o:mediatek:mt6893_firmware:-:*:*:*:*:*:*:*
mediatek mt6893cpe:2.3:h:mediatek:mt6893:-:*:*:*:*:*:*:*
mediatek mt6895_firmwarecpe:2.3:o:mediatek:mt6895_firmware:-:*:*:*:*:*:*:*
mediatek mt6895cpe:2.3:h:mediatek:mt6895:-:*:*:*:*:*:*:*
mediatek mt6897_firmwarecpe:2.3:o:mediatek:mt6897_firmware:-:*:*:*:*:*:*:*
mediatek mt6897cpe:2.3:h:mediatek:mt6897:-:*:*:*:*:*:*:*
mediatek mt6899_firmwarecpe:2.3:o:mediatek:mt6899_firmware:-:*:*:*:*:*:*:*
mediatek mt6899cpe:2.3:h:mediatek:mt6899:-:*:*:*:*:*:*:*
mediatek mt6983_firmwarecpe:2.3:o:mediatek:mt6983_firmware:-:*:*:*:*:*:*:*
mediatek mt6983cpe:2.3:h:mediatek:mt6983:-:*:*:*:*:*:*:*

참고 자료 1

https://www.mediatek.com/product-security-bulletin/September-2026
Vendor Advisory

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