Emc Unity Operating Environment
CVE-2020-5319
HIGH
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Lifecycle Timeline
1DescriptionNVD
Dell EMC Unity, Dell EMC Unity XT, and Dell EMC UnityVSA versions prior to 5.0.2.0.5.009 contain a Denial of Service vulnerability on NAS Server SSH implementation that is used to provide SFTP service on a NAS server. A remote unauthenticated attacker may potentially exploit this vulnerability and cause a Denial of Service (Storage Processor Panic) by sending an out of order SSH protocol sequence.
AnalysisAI
Dell EMC Unity, Dell EMC Unity XT, and Dell EMC UnityVSA versions prior to 5.0.2.0.5.009 contain a Denial of Service vulnerability on NAS Server SSH implementation that is used to provide SFTP. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified under CWE-129. Dell EMC Unity, Dell EMC Unity XT, and Dell EMC UnityVSA versions prior to 5.0.2.0.5.009 contain a Denial of Service vulnerability on NAS Server SSH implementation that is used to provide SFTP service on a NAS server. A remote unauthenticated attacker may potentially exploit this vulnerability and cause a Denial of Service (Storage Processor Panic) by sending an out of order SSH protocol sequence. Affected products include: Dell Emc Unity Operating Environment, Dell Emc Unity Xt Operating Environment, Dell Emc Unityvsa Operating Environment. Version information: prior to 5.0.2.0.5.009.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
In Dell EMC Unisphere for VMAX Virtual Appliance versions prior to 8.4.0.8, Dell EMC Solutions Enabler Virtual Appliance
Dell EMC Unity and UnityVSA versions prior to 5.0.0.0.5.116 contain a plain-text password storage vulnerability. Rated h
Dell EMC Unity OE versions 4.3.0.x and 4.3.1.x and UnityVSA OE versions 4.3.0.x and 4.3.1.x contains an Incorrect File P
Dell EMC Unity Operating Environment (OE) versions prior to 4.3.0.1522077968 are affected by multiple OS command injecti
Dell EMC Unity, Unity XT, and UnityVSA versions prior to 5.1.0.0.5.394 contain a plain-text password storage vulnerabili
Dell EMC Unity, Unity XT, and UnityVSA versions prior to 5.1.0.0.5.394 contain a plain-text password storage vulnerabili
Dell EMC Unity, Unity XT, and UnityVSA versions prior to 5.1.0.0.5.394 do not exit on failed Initialization. Rated mediu
Dell EMC Unity Operating Environment versions prior to 5.0.0.0.5.116, Dell EMC UnityVSA versions prior to 5.0.0.0.5.116
Dell EMC Unity and UnityVSA contains reflected cross-site scripting vulnerability. Rated medium severity (CVSS 6.1), thi
Dell EMC Unity and UnityVSA versions prior to 5.0.0.0.5.116 contain an improper authorization vulnerability in NAS Serve
Same weakness CWE-129 – Improper Validation of Array Index
View allSame technique Denial Of Service
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External POC / Exploit Code
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