CVE-2022-27925 — Synacor Zimbra Collaboration Suite (ZCS) Arbitrary File Upload Vulnerability
CVE-2022-27925: Synacor Zimbra Collaboration Suite (ZCS) Arbitrary File Upload Vulnerability
CISA Known Exploited Vulnerability (KEV)
| Vendor / project | Synacor |
| Product | Zimbra Collaboration Suite (ZCS) |
| Date added | 2022-08-11 |
| Due date | 2022-09-01 |
| Ransomware campaign use | Known |
Description
Synacor Zimbra Collaboration Suite (ZCS) contains flaw in the mboximport functionality, allowing an authenticated attacker to upload arbitrary files to perform remote code execution. This vulnerability was chained with CVE-2022-37042 which allows for unauthenticated remote code execution.
Required action (CISA)
Apply updates per vendor instructions.
Notes
https://blog.zimbra.com/2022/08/authentication-bypass-in-mailboximportservlet-vulnerability/; https://nvd.nist.gov/vuln/detail/CVE-2022-27925
Weakness behind it
CISA records this vulnerability as an instance of CWE-22. From there the chain continues into CAPEC attack patterns and ATT&CK techniques, all inside this corpus.
References
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-27925
- KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog
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