CVE-2013-6747 Denial of service in n/a
Remote attackers can crash or hang IBM GSKit-based directory servers by sending a malformed X.509 certificate chain.
- 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-2013-6747?
CVE-2013-6747 is a high-severity denial of service vulnerability in n/a, published on 27 Jan 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
IBM GSKit 7.x before 7.0.4.48 and 8.x before 8.0.50.16, as used in IBM Security Directory Server (ISDS) and Tivoli Directory Server (TDS), allows remote attackers to cause a denial of service (application crash or hang) via a malformed X.509 certificate chain.
Weakness: CWE-20
Which versions are affected by CVE-2013-6747?
It affects 3 products.
Products include Ibm Global Security Kit, Ibm Security Directory Server, Ibm Tivoli Directory Server.
How do I fix CVE-2013-6747?
No fix has been published for CVE-2013-6747 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-2013-6747 being exploited?
There is no known exploitation of CVE-2013-6747 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-9853-rv85-5hgc.