Vulnerability Monitor

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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.

Published

2019-01-10T21:29:00.297

Last Modified

2024-11-21T04:01:59.637

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:P/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

4.9

Weaknesses

Type: Primary
CWE-20

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	winscp	winscp	≤ 5.13.7	Yes

References

http://www.securityfocus.com/bid/106526 Third Party Advisory, VDB Entry ([email protected])
https://github.com/winscp/winscp/commit/49d876f2c5fc00bcedaa986a7cf6dedd6bf16f54 Patch, Third Party Advisory ([email protected])
https://sintonen.fi/advisories/scp-client-multiple-vulnerabilities.txt Mitigation, Third Party Advisory ([email protected])
https://winscp.net/eng/docs/history Release Notes, Vendor Advisory ([email protected])
https://winscp.net/tracker/1675 Patch, Vendor Advisory ([email protected])
https://www.oracle.com/security-alerts/cpujan2020.html ([email protected])
http://www.securityfocus.com/bid/106526 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/winscp/winscp/commit/49d876f2c5fc00bcedaa986a7cf6dedd6bf16f54 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://sintonen.fi/advisories/scp-client-multiple-vulnerabilities.txt Mitigation, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://winscp.net/eng/docs/history Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://winscp.net/tracker/1675 Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.oracle.com/security-alerts/cpujan2020.html (af854a3a-2127-422b-91ae-364da2661108)