CVE-2009-4075 Denial of service in n/a
Remote attackers can cause a denial of service in the SSH daemon on Solaris systems by triggering a dangling authentication thread.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2009-4075?
CVE-2009-4075 is a medium-severity denial of service vulnerability in Sun Opensolaris, published on 25 Nov 2009. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Unspecified vulnerability in the timeout mechanism in sshd in Sun Solaris 10, and OpenSolaris snv_99 through snv_123, allows remote attackers to cause a denial of service (daemon outage) via unknown vectors that trigger a "dangling sshd authentication thread."
Which versions are affected by CVE-2009-4075?
It affects 2 products.
Products include Sun Opensolaris, Sun Solaris.
How do I fix CVE-2009-4075?
No fix has been published for CVE-2009-4075 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-2009-4075 being exploited?
There is no known exploitation of CVE-2009-4075 in the wild and no public exploit code.
Other vulnerabilities in Sun Opensolaris
Sources
Also known as GHSA-x5ch-fpxf-9fxc.