CVE-2011-1679 Denial of service in n/a
Local attackers can corrupt the system mount table by exploiting missing resource limit checks in ncpmount and ncpumount utilities.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2011-1679?
CVE-2011-1679 is a low-severity denial of service vulnerability in n/a, published on 10 Apr 2011. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
ncpfs 2.2.6 and earlier attempts to use (1) ncpmount to append to the /etc/mtab file and (2) ncpumount to append to the /etc/mtab.tmp file without first checking whether resource limits would interfere, which allows local users to trigger corruption of the /etc/mtab file via a process with a small RLIMIT_FSIZE value, a related issue to CVE-2011-1089.
Weakness: CWE-20
Which versions are affected by CVE-2011-1679?
It affects 1 product.
Products include Ncpfs Ncpfs.
How do I fix CVE-2011-1679?
No fix has been published for CVE-2011-1679 yet. Limit exposure of the affected software until one is available.
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-2011-1679 being exploited?
There is no known exploitation of CVE-2011-1679 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-rv69-mh9p-xcg6.