CVE-2021-22894
Ivanti Pulse Connect Secure Collaboration Suite Buffer Overflow Vulnerability
- 대응 우선순위
- 최우선
- CVSS
- 8.8
- EPSS
- 41.3% 백분위 98.5% · 2026.06.27 기준
- CISA KEV
- 등록
- 조치 기한
- 2022.05.03
- 공개일
- 2021.05.27
CISA KEV에 등록된 실제 악용 확인 취약점
A buffer overflow vulnerability exists in Pulse Connect Secure before 9.1R11.4 allows a remote authenticated attacker to execute arbitrary code as the root user via maliciously crafted meeting room.
공급사 Ivanti
제품 Pulse Connect Secure
영향 버전 Fixed version 9.1R11.4, 9.0, 9.1
수정 버전 공식 출처에서 확인 필요
Apply updates per vendor instructions.
조치 기한: 2022.05.03CVSS 벡터 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE CWE-119, CWE-94
KEV 등록일 2021.11.03
랜섬웨어 캠페인 사용 미확인
CISA 비고 Reference CISA's ED 21-03 (https://www.cisa.gov/news-events/directives/ed-21-03-mitigate-pulse-connect-secure-product-vulnerabilities) for further guidance and requirements. Note: The due date for addressing this vulnerability aligns with the requirements outlined in ED 21-03. https://nvd.nist.gov/vuln/detail/CVE-2021-22894
EPSS 데이터 기준일 2026.06.27