Description
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.
References (6)
Core 6
Core References
Vendor Advisory x_refsource_misc
https://www.oracle.com/security-alerts/cpujan2020.html
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/106526
Patch, Third Party Advisory x_refsource_misc
https://github.com/winscp/winscp/commit/49d876f2c5fc00bcedaa986a7cf6dedd6bf16f54
Release Notes, Vendor Advisory x_refsource_misc
https://winscp.net/eng/docs/history
Patch, Vendor Advisory x_refsource_misc
https://winscp.net/tracker/1675
Mitigation, Third Party Advisory x_refsource_misc
https://sintonen.fi/advisories/scp-client-multiple-vulnerabilities.txt
Scores
CVSS v3
7.5
EPSS
0.0057
EPSS Percentile
68.7%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Details
CWE
CWE-20
Status
published
Products (1)
winscp/winscp
< 5.13.7
Published
Jan 10, 2019
Tracked Since
Feb 18, 2026