CVE-2018-20685

5.3MEDIUM

Key Information:

Vendor
OpenBSD
Status
Openssh
Winscp
Vendor
CVE Published:
10 January 2019

Summary

In OpenSSH 7.9, scp.c in the scp client allows remote SSH servers to bypass intended access restrictions via the filename of . or an empty filename. The impact is modifying the permissions of the target directory on the client side.

References

https://www.debian.org/security/2019/dsa-4387
vendor-advisory
https://usn.ubuntu.com/3885-1/
vendor-advisory
https://github.com/openssh/openssh-portable/commit/6010c0...

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.