CVE-2026-73570
악용 확인 Zimbra Collaboration Suite (ZCS) OS Command Injection Vulnerability
악용 여부
악용 확인
2026-08-21
2026-08-24
CISA 미확인
Synacor Zimbra Collaboration Suite (ZCS)
심각도 (발행처 발표값)
높음8.9
3.1
cve@mitre.org
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:L
악용 확률 (EPSS)
32.4%
32.38%
98.2%
2026-09-04
한국어 공식 권고
CISA 원문
Zimbra Collaboration Suite (ZCS) contains an OS command injection vulnerability which could allow an unauthenticated attacker to send specially crafted SMTP requests that may result in execution of arbitrary operating system commands as the Zimbra user.— CISA KEV · shortDescription 원문
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.— CISA KEV · requiredAction 원문
취약점 설명 (NVD 원문)
A remote code execution vulnerability exists in Zimbra Collaboration (ZCS) before 10.1.20 when the optional zimbra-snmp package is installed and SNMP notifications are enabled. Due to improper sanitization of untrusted input during SNMP notification processing, an unauthenticated attacker can send specially crafted SMTP requests that may result in execution of arbitrary operating system commands as the Zimbra user.
CWE-78
악용 확률 변화
| 기준일 | 확률 | 백분위 |
|---|---|---|
| 2026-09-04 | 32.38% | 98.2% |
| 2026-09-03 | 32.38% | 98.2% |
우리가 매일 저장한 EPSS 스냅샷입니다. 원본 API 는 오늘 값만 제공하므로, 이 표는 우리가 수집을 시작한 이후만 보여줍니다.
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