CVE-2016-5725 · cross-distro fix matrix

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.

Affects 3 Linux releases across 3 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2016-5725 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

jsch→ fixed in0.1.54-1urgency: low

sudo apt-get install --only-upgrade -y jsch

Debian bookworm

Source: Debian Security Tracker

jsch→ fixed in0.1.54-1urgency: low

sudo apt-get install --only-upgrade -y jsch

Debian trixie

Source: Debian Security Tracker

jsch→ fixed in0.1.54-1urgency: low

sudo apt-get install --only-upgrade -y jsch

Are YOU affected by CVE-2016-5725?

5-second check on your actual server. Reads /etc/os-release, uname -r, and the distro's package manager; matches against this same cross-source index live.

curl https://mindsparkstack.com/scan.sh | bash

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