Path Traversal in Jcraft Jsch

CVE-2016-5725

Directory traversal vulnerability in JCraft JSch before 0.1.54 on Windows, when the mode is ChannelSftp.OVERWRITE, allows remote SFTP servers to write to arbitrary files via a ..\ (dot dot backslash) in a response to a recursive GET command.

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.241 (97.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2016-5725?
CVE-2016-5725 is a medium-severity vulnerability in Jcraft Jsch, classified under Path Traversal. CVSS score: 5.9/10. Published 2017-01-19.
How severe is CVE-2016-5725?
Medium severity. CVSS v3 base score is 5.9 out of 10.
Is CVE-2016-5725 known to be exploited?
4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.