Mail Server
CVE-2020-14066
HIGH
Severity by source
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
1DescriptionNVD
IceWarp Email Server 12.3.0.1 allows remote attackers to upload JavaScript files that are dangerous for clients to access.
AnalysisAI
IceWarp Email Server 12.3.0.1 allows remote attackers to upload JavaScript files that are dangerous for clients to access. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as Unrestricted File Upload (CWE-434), which allows attackers to upload malicious files that can be executed on the server. IceWarp Email Server 12.3.0.1 allows remote attackers to upload JavaScript files that are dangerous for clients to access. Affected products include: Icewarp Mail Server.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate file types server-side, store uploads outside webroot, use random filenames, scan for malware.
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Same technique File Upload
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External POC / Exploit Code
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