Vulnerability Details CVE-2018-20684
In WinSCP before 5.14 beta, due to missing validation, the scp implementation would accept arbitrary files sent by the server, potentially overwriting unrelated files. This affects TSCPFileSystem::SCPSink in core/ScpFileSystem.cpp.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.006
EPSS Ranking 68.4%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 6.4
Products affected by CVE-2018-20684
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cpe:2.3:a:winscp:winscp:2.0
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cpe:2.3:a:winscp:winscp:2.1
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cpe:2.3:a:winscp:winscp:2.2
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cpe:2.3:a:winscp:winscp:2.2.3
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cpe:2.3:a:winscp:winscp:2.3
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cpe:2.3:a:winscp:winscp:3.0
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cpe:2.3:a:winscp:winscp:3.1
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cpe:2.3:a:winscp:winscp:3.2
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cpe:2.3:a:winscp:winscp:3.2.1
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cpe:2.3:a:winscp:winscp:3.3
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cpe:2.3:a:winscp:winscp:3.4
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cpe:2.3:a:winscp:winscp:3.4.1
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cpe:2.3:a:winscp:winscp:3.4.2
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cpe:2.3:a:winscp:winscp:3.5
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cpe:2.3:a:winscp:winscp:3.5.5
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cpe:2.3:a:winscp:winscp:3.5.6
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cpe:2.3:a:winscp:winscp:3.6
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cpe:2.3:a:winscp:winscp:3.6.1
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cpe:2.3:a:winscp:winscp:3.6.5
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cpe:2.3:a:winscp:winscp:3.6.6
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cpe:2.3:a:winscp:winscp:3.6.7
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cpe:2.3:a:winscp:winscp:3.6.8
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cpe:2.3:a:winscp:winscp:3.7
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cpe:2.3:a:winscp:winscp:3.7.1
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cpe:2.3:a:winscp:winscp:3.7.2
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cpe:2.3:a:winscp:winscp:3.7.3
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cpe:2.3:a:winscp:winscp:3.7.4
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cpe:2.3:a:winscp:winscp:3.7.5
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cpe:2.3:a:winscp:winscp:3.7.6
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cpe:2.3:a:winscp:winscp:3.8
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cpe:2.3:a:winscp:winscp:3.8.1
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cpe:2.3:a:winscp:winscp:3.8.2
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cpe:2.3:a:winscp:winscp:3.8_beta
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cpe:2.3:a:winscp:winscp:4.0
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cpe:2.3:a:winscp:winscp:4.0.1
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cpe:2.3:a:winscp:winscp:4.0.2
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cpe:2.3:a:winscp:winscp:4.0.3
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cpe:2.3:a:winscp:winscp:4.0.4
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cpe:2.3:a:winscp:winscp:4.0.5
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cpe:2.3:a:winscp:winscp:4.0.6
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cpe:2.3:a:winscp:winscp:4.0.7
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cpe:2.3:a:winscp:winscp:4.1
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cpe:2.3:a:winscp:winscp:4.1.1
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cpe:2.3:a:winscp:winscp:4.1.2
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cpe:2.3:a:winscp:winscp:4.1.3
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cpe:2.3:a:winscp:winscp:4.1.4
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cpe:2.3:a:winscp:winscp:4.1.5
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cpe:2.3:a:winscp:winscp:4.1.6
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cpe:2.3:a:winscp:winscp:4.1.7
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cpe:2.3:a:winscp:winscp:4.1.8
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cpe:2.3:a:winscp:winscp:4.1.9
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cpe:2.3:a:winscp:winscp:4.2
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cpe:2.3:a:winscp:winscp:4.2.1
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cpe:2.3:a:winscp:winscp:4.2.2
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cpe:2.3:a:winscp:winscp:4.2.3
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cpe:2.3:a:winscp:winscp:4.2.4
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cpe:2.3:a:winscp:winscp:4.2.5
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cpe:2.3:a:winscp:winscp:4.2.6
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cpe:2.3:a:winscp:winscp:4.2.7
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cpe:2.3:a:winscp:winscp:4.2.8
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cpe:2.3:a:winscp:winscp:4.2.9
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cpe:2.3:a:winscp:winscp:4.3
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cpe:2.3:a:winscp:winscp:4.3.1
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cpe:2.3:a:winscp:winscp:4.3.2
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cpe:2.3:a:winscp:winscp:4.3.3
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cpe:2.3:a:winscp:winscp:4.3.4
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cpe:2.3:a:winscp:winscp:4.3.5
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cpe:2.3:a:winscp:winscp:4.3.6
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cpe:2.3:a:winscp:winscp:4.3.7
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cpe:2.3:a:winscp:winscp:4.3.8
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cpe:2.3:a:winscp:winscp:4.3.9
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cpe:2.3:a:winscp:winscp:4.4
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cpe:2.3:a:winscp:winscp:4.4.0
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cpe:2.3:a:winscp:winscp:5.0
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cpe:2.3:a:winscp:winscp:5.0.1
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cpe:2.3:a:winscp:winscp:5.0.2
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cpe:2.3:a:winscp:winscp:5.0.3
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cpe:2.3:a:winscp:winscp:5.0.4
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cpe:2.3:a:winscp:winscp:5.0.5
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cpe:2.3:a:winscp:winscp:5.0.6
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cpe:2.3:a:winscp:winscp:5.0.7
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cpe:2.3:a:winscp:winscp:5.0.8
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cpe:2.3:a:winscp:winscp:5.0.9
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cpe:2.3:a:winscp:winscp:5.1
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cpe:2.3:a:winscp:winscp:5.1.1
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cpe:2.3:a:winscp:winscp:5.1.2
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cpe:2.3:a:winscp:winscp:5.1.3
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cpe:2.3:a:winscp:winscp:5.1.4
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cpe:2.3:a:winscp:winscp:5.1.5
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cpe:2.3:a:winscp:winscp:5.1.6
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cpe:2.3:a:winscp:winscp:5.1.7
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cpe:2.3:a:winscp:winscp:5.1.8
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cpe:2.3:a:winscp:winscp:5.10.1
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cpe:2.3:a:winscp:winscp:5.10.2
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cpe:2.3:a:winscp:winscp:5.10.3
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cpe:2.3:a:winscp:winscp:5.10.4
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cpe:2.3:a:winscp:winscp:5.11
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cpe:2.3:a:winscp:winscp:5.11.1
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cpe:2.3:a:winscp:winscp:5.11.2
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cpe:2.3:a:winscp:winscp:5.11.3
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cpe:2.3:a:winscp:winscp:5.12
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cpe:2.3:a:winscp:winscp:5.12.1
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cpe:2.3:a:winscp:winscp:5.12.2
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cpe:2.3:a:winscp:winscp:5.13
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cpe:2.3:a:winscp:winscp:5.13.1
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cpe:2.3:a:winscp:winscp:5.13.2
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cpe:2.3:a:winscp:winscp:5.13.3
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cpe:2.3:a:winscp:winscp:5.13.4
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cpe:2.3:a:winscp:winscp:5.13.5
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cpe:2.3:a:winscp:winscp:5.13.6
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cpe:2.3:a:winscp:winscp:5.13.7
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cpe:2.3:a:winscp:winscp:5.2
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cpe:2.3:a:winscp:winscp:5.2.1
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cpe:2.3:a:winscp:winscp:5.2.2
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cpe:2.3:a:winscp:winscp:5.2.3
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cpe:2.3:a:winscp:winscp:5.2.4
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cpe:2.3:a:winscp:winscp:5.2.5
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cpe:2.3:a:winscp:winscp:5.2.6
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cpe:2.3:a:winscp:winscp:5.2.7
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cpe:2.3:a:winscp:winscp:5.5
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cpe:2.3:a:winscp:winscp:5.5.1
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cpe:2.3:a:winscp:winscp:5.5.2
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cpe:2.3:a:winscp:winscp:5.5.3
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cpe:2.3:a:winscp:winscp:5.5.4
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cpe:2.3:a:winscp:winscp:5.5.5
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cpe:2.3:a:winscp:winscp:5.5.6
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cpe:2.3:a:winscp:winscp:5.6
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cpe:2.3:a:winscp:winscp:5.6.1
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cpe:2.3:a:winscp:winscp:5.6.2
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cpe:2.3:a:winscp:winscp:5.6.3
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cpe:2.3:a:winscp:winscp:5.6.4
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cpe:2.3:a:winscp:winscp:5.6.5
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cpe:2.3:a:winscp:winscp:5.7
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cpe:2.3:a:winscp:winscp:5.7.1
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cpe:2.3:a:winscp:winscp:5.7.2
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cpe:2.3:a:winscp:winscp:5.7.3
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cpe:2.3:a:winscp:winscp:5.7.4
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cpe:2.3:a:winscp:winscp:5.7.5
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cpe:2.3:a:winscp:winscp:5.7.6
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cpe:2.3:a:winscp:winscp:5.7.7
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cpe:2.3:a:winscp:winscp:5.8
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cpe:2.3:a:winscp:winscp:5.8.1
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cpe:2.3:a:winscp:winscp:5.8.2
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cpe:2.3:a:winscp:winscp:5.8.3
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cpe:2.3:a:winscp:winscp:5.8.4
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cpe:2.3:a:winscp:winscp:5.9
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cpe:2.3:a:winscp:winscp:5.9.1
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cpe:2.3:a:winscp:winscp:5.9.2
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cpe:2.3:a:winscp:winscp:5.9.3
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cpe:2.3:a:winscp:winscp:5.9.4
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cpe:2.3:a:winscp:winscp:5.9.5
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cpe:2.3:a:winscp:winscp:5.9.6