CVE-2022-27924: Synacor Zimbra Collaboration Suite (ZCS) Command Injection Vulnerability
Critical · CVSS 9.8 (CVSS 3.1)KEV known exploitedEPSS 93.9%, 100th percentilePublished Updated Assigner: mitre
In CISA’s Known Exploited Vulnerabilities catalog: Synacor Zimbra Collaboration Suite (ZCS) Command Injection Vulnerability.
Added , federal remediation due . Known ransomware use: Known.
Required action: Apply updates per vendor instructions.
Description
Zimbra Collaboration (aka ZCS) 8.8.15 and 9.0 allows an unauthenticated attacker to inject arbitrary memcache commands into a targeted instance. These memcache commands becomes unescaped, causing an overwrite of arbitrary cached entries.
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Status incidents that name it
No tracked status incident names this CVE.
Affected vendors and products
Synacor: Zimbra Collaboration Suite (ZCS)
References
- CVE record on cve.org (opens in new tab)
- NVD entry (opens in new tab)
- wiki.zimbra.com/wiki/Security_Center (opens in new tab)
- wiki.zimbra.com/wiki/Zimbra_Releases/9.0.0/P24 (opens in new tab)
- wiki.zimbra.com/wiki/Zimbra_Security_Advisories (opens in new tab)
- CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (opens in new tab)
- This product uses data from the NVD API but is not endorsed or certified by the NVD. (opens in new tab)
- Known Exploited Vulnerabilities catalog from CISA. (opens in new tab)
- EPSS scores from FIRST (Exploit Prediction Scoring System). (opens in new tab)