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Cisco 제품 취약점 보안 업데이트 권고

category 보안이슈/보안공지 2021. 6. 9. 10:00

Cisco 제품 취약점 보안 업데이트 권고



□ 개요
 o Cisco는 자사 제품의 취약점을 해결한 보안 업데이트 공지 [1]
 o 공격자는 해당 취약점을 이용하여 임의 명령어 실행 등의 피해를 발생시킬 수 있으므로, 해당 제품을 사용하는 이용자들은 최신 버전으로 업데이트 권고

□ 설명
 o Cisco Webex Network Recording Player 및 Wbex Player에서 파일에 대한 검증이 미흡하여 발생하는 임의코드실행 취약점(CVE-2021-1502, 1503, 1526) [2][3][4]
 o Cisco SD-WAN Software에서 접근통제가 미흡하여 발생하는 권한상승 취약점(CVE-2021-1528) [5]
 o Cisco ASR 5000 Series Software에서 권한검증이 미흡하여 발생하는 인증우회 취약점(CVE-2021-1539, 1540) [6]
 
□ 영향받는 제품 및 해결 방안
 o 참고 사이트에 명시되어 있는 ‘Affected Products’와 ‘Fixed Software’ 내용을 참고하여 패치 적용
 
 
[참고사이트]
[1] https://tools.cisco.com/security/center/publicationListing.x?product=Cisco&sort=-day_sir#~Vulnerabilities
[2] https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-player-dOJ2jOJ
[3] https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-player-rCFDeVj2
[4] https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-player-kOf8zVT
[5] https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sd-wan-fuErCWwF
[6] https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asr5k-autho-bypass-mJDF5S7n


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