CVE-2016-2057 Missing authorization in n/a
Local attackers can inject arbitrary messages into the Xymon IPC queue due to weak file permissions, potentially leading to unauthorized data modification or privilege escalation.
- 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-2016-2057?
CVE-2016-2057 is a low-severity missing authorization vulnerability in Debian Debian Linux, published on 13 Apr 2016. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
lib/xymond_ipc.c in Xymon 4.1.x, 4.2.x, and 4.3.x before 4.3.25 use weak permissions (666) for an unspecified IPC message queue, which allows local users to inject arbitrary messages by writing to that queue.
Weakness: CWE-264
Which versions are affected by CVE-2016-2057?
It affects 2 products.
Products include Debian Debian Linux, Xymon Xymon.
How do I fix CVE-2016-2057?
Upgrade to a fixed version.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2016-2057 being exploited?
There is no known exploitation of CVE-2016-2057 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as DEBIAN-CVE-2016-2057, GHSA-529x-f9rr-pg3j.