CVE-2007-3100 Denial of service in n/a
Local attackers can cause a denial of service in open-iscsi by exploiting insecure permissions on a shared memory semaphore used for logging.
- 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-2007-3100?
CVE-2007-3100 is a low-severity denial of service vulnerability in n/a, published on 14 Jun 2007. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
usr/log.c in iscsid in open-iscsi (iscsi-initiator-utils) before 2.0-865 uses a semaphore with insecure permissions (world-writable/world-readable) for managing log messages using shared memory, which allows local users to cause a denial of service (hang) by grabbing the semaphore.
Which versions are affected by CVE-2007-3100?
It affects 1 product.
Products include Redhat Open Iscsi.
How do I fix CVE-2007-3100?
Upgrade to a fixed version.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2007-3100 being exploited?
There is no known exploitation of CVE-2007-3100 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2007-3100, GHSA-jgp8-v927-5p6w.