CVE-2017-15924 Command injection in n/a
An attacker can execute arbitrary commands on the Shadowsocks server by sending malicious JSON configuration requests via UDP.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2017-15924?
CVE-2017-15924 is a high-severity command injection vulnerability in Debian Debian Linux, published on 27 Oct 2017. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In manager.c in ss-manager in shadowsocks-libev 3.1.0, improper parsing allows command injection via shell metacharacters in a JSON configuration request received via 127.0.0.1 UDP traffic, related to the add_server, build_config, and construct_command_line functions.
Weakness: CWE-78
Which versions are affected by CVE-2017-15924?
It affects 2 products.
Products include Debian Debian Linux, Shadowsocks Shadowsocks-Libev.
How do I fix CVE-2017-15924?
Apply the vendor's patch.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2017-15924 being exploited?
There is no known exploitation of CVE-2017-15924 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as DEBIAN-CVE-2017-15924, DSA-4009-1, GHSA-mvjw-f63r-3gxc, MGASA-2017-0436.