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)
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.241 (97.8th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 97.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.241 · newest: 0.241 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- seclists.org/fulldisclosure/2016/Sep/53 (mailing-list, Mailing List, Third Party Advisory)
- www.securityfocus.com/bid/93100 (VDB Entry, Third Party Advisory, vdb-entry)
- access.redhat.com/errata/RHSA-2017:3115 (vendor-advisory)
- www.exploit-db.com/exploits/40411/ (VDB Entry, Third Party Advisory, exploit)
- lists.debian.org/debian-lts-announce/2020/04/msg00017.html (mailing-list)
- www.oracle.com/security-alerts/cpuoct2020.html
- packetstormsecurity.com/files/138809/jsch-0.1.53-Path-Traversal.html (VDB Entry, Third Party Advisory)
- github.com/tintinweb/pub/tree/master/pocs/cve-2016-5725 (Third Party Advisory)
- www.jcraft.com/jsch/ChangeLog (Release Notes)
- www.oracle.com/security-alerts/cpujan2021.html
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.