CVE-2022-37042Critical· 9.8▾ Hadal⚠ Exploited in the wild0dayPoC availableZimbra Collaboration Suite (ZCS) 8.8.15 and 9.0 has mboximport functionality that receives a ZIP archive and extracts files from it. By bypassing authentication (i.e., not having an authtoken), an attacker can upload arbitrary files to t…
▾ Hadal zone — Critical and actively exploited (CISA KEV / 0day)
impact 53.9 · likelihood 18.4 · exploitation 25 · ransomware 5
A public proof-of-concept already exists for this vulnerability — see Exploit availability below.
Public exploit / PoC code seen in 3 sources. Availability, not in-the-wild use.
Exploit-prediction probability, daily snapshots since Aug 4.
Disclosure to exploitation, from the record and what we observed since indexing it.
Federal remediation due Sep 1, 2022
Disclosed via NVD
Last analysed / modified upstream
89%
89% → 92%
3 GitHub repos · Metasploit ×1 · Nuclei ×1
Added to the CISA catalog on Aug 11, 2022. Federal remediation due Sep 1, 2022. View catalog ↗
Zimbra Collaboration Suite (ZCS) 8.8.15 and 9.0 has mboximport functionality that receives a ZIP archive and extracts files from it. By bypassing authentication (i.e., not having an authtoken), an attacker can upload arbitrary files to the system, leading to directory traversal and remote code execution. NOTE: this issue exists because of an incomplete fix for CVE-2022-27925.
zimbra_collaboration_suite = 8.8.15zimbra_collaboration_suite = 9.0.0Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Field changes observed since this record was first indexed.
Connected by shared product, vendor, weakness, or advisory.
CVE-2022-27925High· 7.2Zimbra Collaboration (aka ZCS) 8.8.15 and 9.0 has mboximport functionality that receives a ZIP archive and extracts files from it
CVE-2022-41352Critical· 9.8An issue was discovered in Zimbra Collaboration (ZCS) 8.8.15 and 9.0
CVE-2022-24682Medium· 6.1An issue was discovered in the Calendar feature in Zimbra Collaboration Suite 8.8.x before 8.8.15 patch 30 (update 1), as exploited in the wild starting in December 2021
CVE-2022-27924High· 7.5Zimbra Collaboration (aka ZCS) 8.8.15 and 9.0 allows an unauthenticated attacker to inject arbitrary memcache commands into a targeted instance
CVE-2026-73570High· 8.9A 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
CVE-2018-6882Medium· 6.1Cross-site scripting (XSS) vulnerability in the ZmMailMsgView.getAttachmentLinkHtml function in Zimbra Collaboration Suite (ZCS) before 8.7 Patch 1 and 8.8.x before 8.8.7 might allow remote attackers to inject arbitrary web script or HTM…