CVE-2026-34908CRITICAL· 10.0MITRENVD대응게시일: 2026. 05. 22.수정일: 2026. 07. 23.CNA: support@hackerone.comAnalyzed

A malicious actor with access to the network could exploit an Improper Access Control vulnerability found in UniFi OS devices to make unauth

위협 신호 · CVSS · EPSS · KEV

즉시 패치· 실측 악용 확인 · KEV 등재

CVSS

10.0critical

이론적 심각도 점수

EPSS

61.9%상위 0.9%

30일 내 악용 확률 예측

KEV

등재됨

등재일 2026. 06. 23.

패치 기한 2026. 06. 26.

권장 대응 기한3일 이내+ 침해 포렌식CISA SSVC 기준

즉시 패치 + 침해 여부 포렌식 분석

KEV 악용자동화 가능완전 장악외부 노출· KEV 등재 · 자동화 가능 · 완전 장악 · 외부 노출

CVSS 벡터 · 메트릭

악용 경로

공격 벡터네트워크

공격 복잡도낮음

필요 권한불필요

사용자 상호작용불필요

범위변경

영향

기밀성 영향높음

무결성 영향높음

가용성 영향높음

버전별 점수

CVSS 3.110.0CRITICAL· 악용성 3.9· 영향도 6

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

약점 (CWE)

CWE-284
부적절한 접근 제어 — 접근 통제가 미흡해 무단 접근 허용.

상세 설명

A malicious actor with access to the network could exploit an Improper Access Control vulnerability found in UniFi OS devices to make unauthorized changes to the system.

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

ui unifi_os_server< 5.0.8
other
ui unifi_cloud_gateway_industrial_firmware< 5.1.12
other
ui unifi_cloud_gateway_industrial
other
ui unifi_dream_machine_firmware< 5.1.12
other
ui unifi_dream_machine
other
ui unifi_dream_machine_pro_firmware< 5.1.12
other
ui unifi_dream_machine_pro
other
ui unifi_dream_machine_special_edition_firmware< 5.1.12
other
ui unifi_dream_machine_special_edition
other
ui unifi_dream_machine_pro_max_firmware< 5.1.12
other
ui unifi_dream_machine_pro_max
other
ui enterprise_fortress_gateway_firmware< 5.1.12
other
ui enterprise_fortress_gateway
other
ui unifi_dream_wall_firmware< 5.1.12
other
ui unifi_dream_wall
other
ui unifi_dream_router_firmware< 5.1.12
other
ui unifi_dream_router
other
ui unifi_dream_router_7_firmware< 5.1.12
other
ui unifi_dream_router_7
other
ui unifi_express_7_firmware< 5.1.12
other
ui unifi_express_7
other
ui unifi_network_video_recorder_firmware< 5.1.12
other
ui unifi_network_video_recorder
other
ui unifi_network_video_recorder_pro_firmware< 5.1.12
other
ui unifi_network_video_recorder_pro
other
ui unifi_network_video_recorder_instant_firmware< 5.1.12
other
ui unifi_network_video_recorder_instant
other
ui enterprise_network_video_recorder_firmware< 5.1.12
other
ui enterprise_network_video_recorder
other
ui unifi_cloud_gateway_ultra_firmware< 5.1.12
other
ui unifi_cloud_gateway_ultra
other
ui unifi_cloud_gateway_max_firmware< 5.1.12
other
ui unifi_cloud_gateway_max
other
ui unifi_cloud_gateway_fiber_firmware< 5.1.12
other
ui unifi_cloud_gateway_fiber
other
ui unifi_dream_router_5g_max_firmware< 5.1.12
other
ui unifi_dream_router_5g_max
other
ui enterprise_network_video_recorder_core_firmware< 5.1.12
other
ui enterprise_network_video_recorder_core
other
ui unifi_cloud_key_plus_firmware< 5.1.12
other
ui unifi_cloud_key_plus
other
ui unifi_cloudkey_firmware< 5.1.12
other
ui unifi_cloudkey
other
ui unifi_cloudkey_enterprise_firmware< 5.1.12
other
ui unifi_cloudkey_enterprise
other
ui unifi_network_video_recorder_g2_firmware< 5.1.12
other
ui unifi_network_video_recorder_g2
other
ui unifi_network_video_recorder_g2_pro_firmware< 5.1.12
other
ui unifi_network_video_recorder_g2_pro
other
ui unifi_dream_machine_beast_firmware< 5.1.11
other
ui unifi_dream_machine_beast
other
ui unas_2_firmware< 5.1.10
other
ui unas_2
other
ui unas_4_firmware< 5.1.10
other
ui unas_4
other
ui unas_pro_firmware< 5.1.10
other
ui unas_pro
other
ui unas_pro_4_firmware< 5.1.10
other
ui unas_pro_4
other
ui unas_pro_8_firmware< 5.1.10
other
ui unas_pro_8
other

영향받는 구성 (CPE) 60

ui unifi_os_server< 5.0.8cpe:2.3:a:ui:unifi_os_server:*:*:*:*:*:*:*:*
ui unifi_cloud_gateway_industrial_firmware< 5.1.12cpe:2.3:o:ui:unifi_cloud_gateway_industrial_firmware:*:*:*:*:*:*:*:*
ui unifi_cloud_gateway_industrialcpe:2.3:h:ui:unifi_cloud_gateway_industrial:-:*:*:*:*:*:*:*
ui unifi_dream_machine_firmware< 5.1.12cpe:2.3:o:ui:unifi_dream_machine_firmware:*:*:*:*:*:*:*:*
ui unifi_dream_machinecpe:2.3:h:ui:unifi_dream_machine:-:*:*:*:*:*:*:*
ui unifi_dream_machine_pro_firmware< 5.1.12cpe:2.3:o:ui:unifi_dream_machine_pro_firmware:*:*:*:*:*:*:*:*
ui unifi_dream_machine_procpe:2.3:h:ui:unifi_dream_machine_pro:-:*:*:*:*:*:*:*
ui unifi_dream_machine_special_edition_firmware< 5.1.12cpe:2.3:o:ui:unifi_dream_machine_special_edition_firmware:*:*:*:*:*:*:*:*
ui unifi_dream_machine_special_editioncpe:2.3:h:ui:unifi_dream_machine_special_edition:-:*:*:*:*:*:*:*
ui unifi_dream_machine_pro_max_firmware< 5.1.12cpe:2.3:o:ui:unifi_dream_machine_pro_max_firmware:*:*:*:*:*:*:*:*
ui unifi_dream_machine_pro_maxcpe:2.3:h:ui:unifi_dream_machine_pro_max:-:*:*:*:*:*:*:*
ui enterprise_fortress_gateway_firmware< 5.1.12cpe:2.3:o:ui:enterprise_fortress_gateway_firmware:*:*:*:*:*:*:*:*
ui enterprise_fortress_gatewaycpe:2.3:h:ui:enterprise_fortress_gateway:-:*:*:*:*:*:*:*
ui unifi_dream_wall_firmware< 5.1.12cpe:2.3:o:ui:unifi_dream_wall_firmware:*:*:*:*:*:*:*:*
ui unifi_dream_wallcpe:2.3:h:ui:unifi_dream_wall:-:*:*:*:*:*:*:*
ui unifi_dream_router_firmware< 5.1.12cpe:2.3:o:ui:unifi_dream_router_firmware:*:*:*:*:*:*:*:*
ui unifi_dream_routercpe:2.3:h:ui:unifi_dream_router:-:*:*:*:*:*:*:*
ui unifi_dream_router_7_firmware< 5.1.12cpe:2.3:o:ui:unifi_dream_router_7_firmware:*:*:*:*:*:*:*:*
ui unifi_dream_router_7cpe:2.3:h:ui:unifi_dream_router_7:-:*:*:*:*:*:*:*
ui unifi_express_7_firmware< 5.1.12cpe:2.3:o:ui:unifi_express_7_firmware:*:*:*:*:*:*:*:*
ui unifi_express_7cpe:2.3:h:ui:unifi_express_7:-:*:*:*:*:*:*:*
ui unifi_network_video_recorder_firmware< 5.1.12cpe:2.3:o:ui:unifi_network_video_recorder_firmware:*:*:*:*:*:*:*:*
ui unifi_network_video_recordercpe:2.3:h:ui:unifi_network_video_recorder:-:*:*:*:*:*:*:*
ui unifi_network_video_recorder_pro_firmware< 5.1.12cpe:2.3:o:ui:unifi_network_video_recorder_pro_firmware:*:*:*:*:*:*:*:*
ui unifi_network_video_recorder_procpe:2.3:h:ui:unifi_network_video_recorder_pro:-:*:*:*:*:*:*:*
ui unifi_network_video_recorder_instant_firmware< 5.1.12cpe:2.3:o:ui:unifi_network_video_recorder_instant_firmware:*:*:*:*:*:*:*:*
ui unifi_network_video_recorder_instantcpe:2.3:h:ui:unifi_network_video_recorder_instant:-:*:*:*:*:*:*:*
ui enterprise_network_video_recorder_firmware< 5.1.12cpe:2.3:o:ui:enterprise_network_video_recorder_firmware:*:*:*:*:*:*:*:*
ui enterprise_network_video_recordercpe:2.3:h:ui:enterprise_network_video_recorder:-:*:*:*:*:*:*:*
ui unifi_cloud_gateway_ultra_firmware< 5.1.12cpe:2.3:o:ui:unifi_cloud_gateway_ultra_firmware:*:*:*:*:*:*:*:*
ui unifi_cloud_gateway_ultracpe:2.3:h:ui:unifi_cloud_gateway_ultra:-:*:*:*:*:*:*:*
ui unifi_cloud_gateway_max_firmware< 5.1.12cpe:2.3:o:ui:unifi_cloud_gateway_max_firmware:*:*:*:*:*:*:*:*
ui unifi_cloud_gateway_maxcpe:2.3:h:ui:unifi_cloud_gateway_max:-:*:*:*:*:*:*:*
ui unifi_cloud_gateway_fiber_firmware< 5.1.12cpe:2.3:o:ui:unifi_cloud_gateway_fiber_firmware:*:*:*:*:*:*:*:*
ui unifi_cloud_gateway_fibercpe:2.3:h:ui:unifi_cloud_gateway_fiber:-:*:*:*:*:*:*:*
ui unifi_dream_router_5g_max_firmware< 5.1.12cpe:2.3:o:ui:unifi_dream_router_5g_max_firmware:*:*:*:*:*:*:*:*
ui unifi_dream_router_5g_maxcpe:2.3:h:ui:unifi_dream_router_5g_max:-:*:*:*:*:*:*:*
ui enterprise_network_video_recorder_core_firmware< 5.1.12cpe:2.3:o:ui:enterprise_network_video_recorder_core_firmware:*:*:*:*:*:*:*:*
ui enterprise_network_video_recorder_corecpe:2.3:h:ui:enterprise_network_video_recorder_core:-:*:*:*:*:*:*:*
ui unifi_cloud_key_plus_firmware< 5.1.12cpe:2.3:o:ui:unifi_cloud_key_plus_firmware:*:*:*:*:*:*:*:*
ui unifi_cloud_key_pluscpe:2.3:h:ui:unifi_cloud_key_plus:-:*:*:*:*:*:*:*
ui unifi_cloudkey_firmware< 5.1.12cpe:2.3:o:ui:unifi_cloudkey_firmware:*:*:*:*:*:*:*:*
ui unifi_cloudkeycpe:2.3:h:ui:unifi_cloudkey:-:*:*:*:*:*:*:*
ui unifi_cloudkey_enterprise_firmware< 5.1.12cpe:2.3:o:ui:unifi_cloudkey_enterprise_firmware:*:*:*:*:*:*:*:*
ui unifi_cloudkey_enterprisecpe:2.3:h:ui:unifi_cloudkey_enterprise:-:*:*:*:*:*:*:*
ui unifi_network_video_recorder_g2_firmware< 5.1.12cpe:2.3:o:ui:unifi_network_video_recorder_g2_firmware:*:*:*:*:*:*:*:*
ui unifi_network_video_recorder_g2cpe:2.3:h:ui:unifi_network_video_recorder_g2:-:*:*:*:*:*:*:*
ui unifi_network_video_recorder_g2_pro_firmware< 5.1.12cpe:2.3:o:ui:unifi_network_video_recorder_g2_pro_firmware:*:*:*:*:*:*:*:*
ui unifi_network_video_recorder_g2_procpe:2.3:h:ui:unifi_network_video_recorder_g2_pro:-:*:*:*:*:*:*:*
ui unifi_dream_machine_beast_firmware< 5.1.11cpe:2.3:o:ui:unifi_dream_machine_beast_firmware:*:*:*:*:*:*:*:*
ui unifi_dream_machine_beastcpe:2.3:h:ui:unifi_dream_machine_beast:-:*:*:*:*:*:*:*
ui unas_2_firmware< 5.1.10cpe:2.3:o:ui:unas_2_firmware:*:*:*:*:*:*:*:*
ui unas_2cpe:2.3:h:ui:unas_2:-:*:*:*:*:*:*:*
ui unas_4_firmware< 5.1.10cpe:2.3:o:ui:unas_4_firmware:*:*:*:*:*:*:*:*
ui unas_4cpe:2.3:h:ui:unas_4:-:*:*:*:*:*:*:*
ui unas_pro_firmware< 5.1.10cpe:2.3:o:ui:unas_pro_firmware:*:*:*:*:*:*:*:*
ui unas_procpe:2.3:h:ui:unas_pro:-:*:*:*:*:*:*:*
ui unas_pro_4_firmware< 5.1.10cpe:2.3:o:ui:unas_pro_4_firmware:*:*:*:*:*:*:*:*
ui unas_pro_4cpe:2.3:h:ui:unas_pro_4:-:*:*:*:*:*:*:*
ui unas_pro_8_firmware< 5.1.10cpe:2.3:o:ui:unas_pro_8_firmware:*:*:*:*:*:*:*:*

참고 자료 3

https://community.ui.com/releases/Security-Advisory-Bulletin-064-064/84811c09-4cf4-42ab-bd61-cc994445963b
PatchVendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-34908
US Government Resource
https://www.pwndefend.com/2026/06/09/cve-2026-34910-exploitation-itw-building-a-botnet-mirai/
ExploitThird Party Advisory

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