Vulnerability Details CVE-2023-28998
The Nextcloud Desktop Client is a tool to synchronize files from Nextcloud Server. Starting with version 3.0.0 and prior to version 3.6.5, a malicious server administrator can gain full access to an end-to-end encrypted folder. They can decrypt files, recover the folder structure, and add new files. Users should upgrade the Nextcloud Desktop client to 3.6.5 to receive a patch. No known workarounds are available.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 24.8%
CVSS Severity
CVSS v3 Score 6.7
Products affected by CVE-2023-28998
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cpe:2.3:a:nextcloud:desktop:3.0.0
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cpe:2.3:a:nextcloud:desktop:3.0.1
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cpe:2.3:a:nextcloud:desktop:3.0.2
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cpe:2.3:a:nextcloud:desktop:3.0.3
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cpe:2.3:a:nextcloud:desktop:3.1.0
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cpe:2.3:a:nextcloud:desktop:3.1.1
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cpe:2.3:a:nextcloud:desktop:3.1.2
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cpe:2.3:a:nextcloud:desktop:3.1.3
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cpe:2.3:a:nextcloud:desktop:3.2.0
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cpe:2.3:a:nextcloud:desktop:3.2.1
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cpe:2.3:a:nextcloud:desktop:3.2.2
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cpe:2.3:a:nextcloud:desktop:3.3.1
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cpe:2.3:a:nextcloud:desktop:3.3.2
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cpe:2.3:a:nextcloud:desktop:3.3.3
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cpe:2.3:a:nextcloud:desktop:3.3.4
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cpe:2.3:a:nextcloud:desktop:3.3.5
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cpe:2.3:a:nextcloud:desktop:3.3.6
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cpe:2.3:a:nextcloud:desktop:3.4.0
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cpe:2.3:a:nextcloud:desktop:3.4.1
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cpe:2.3:a:nextcloud:desktop:3.4.2
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cpe:2.3:a:nextcloud:desktop:3.4.3
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cpe:2.3:a:nextcloud:desktop:3.4.4
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cpe:2.3:a:nextcloud:desktop:3.5.0
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cpe:2.3:a:nextcloud:desktop:3.5.1
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cpe:2.3:a:nextcloud:desktop:3.5.2
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cpe:2.3:a:nextcloud:desktop:3.5.3
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cpe:2.3:a:nextcloud:desktop:3.5.4
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cpe:2.3:a:nextcloud:desktop:3.6.0
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cpe:2.3:a:nextcloud:desktop:3.6.1
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cpe:2.3:a:nextcloud:desktop:3.6.2
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cpe:2.3:a:nextcloud:desktop:3.6.3
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cpe:2.3:a:nextcloud:desktop:3.6.4