Jcraft develops a focused set of Java cryptography and compression libraries, notably JCH for SSH and SFTP connectivity and JZlib for stream compression, with relatively modest exposure in the disclosed vulnerability record. The durable signal centers on path-traversal and related directory-escape issues in archive and file-handling code, which are characteristic concerns for libraries that parse untrusted input formats. Live severity, exploitation, and exposure counts are shown alongside this summary.
The number and severity of CVEs published that impact products developed by Jcraft over time
Signals from CVEs in this vendor scope (2 CVEs).
2 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2016-5725MEDIUM 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 ..\ | Jan 19, 2017 | 5.9 | 44 | NO | YES |
CVE-2002-2102MEDIUM InfBlocks.java in JCraft JZlib before 0.0.7 allow remote attackers to cause a denial of service (NullPointerException) via an invalid block of deflated data. | Dec 31, 2002 | 5.0 | 19 | NO | NO |
Signals from CVEs in this vendor scope (2 CVEs).
An overview of all social media posts that mention a CVE ID that affects a product developed by Jcraft.
Media articles that mention a CVE ID that affects a product developed by Jcraft — matched by CVE ID, not by vendor name.