CVE-2008-0948 Memory corruption in n/a
Remote attackers can cause a crash or execute arbitrary code via a buffer overflow in the MIT Kerberos RPC library by exhausting file descriptors.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2008-0948?
CVE-2008-0948 is a critical memory corruption vulnerability in Mit Kerberos 5, published on 19 Mar 2008. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Buffer overflow in the RPC library (lib/rpc/rpc_dtablesize.c) used by libgssrpc and kadmind in MIT Kerberos 5 (krb5) 1.2.2, and probably other versions before 1.3, when running on systems whose unistd.h does not define the FD_SETSIZE macro, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code by triggering a large number of open file descriptors.
Weakness: CWE-119
Which versions are affected by CVE-2008-0948?
It affects 1 product.
Products include Mit Kerberos 5.
How do I fix CVE-2008-0948?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2008-0948 being exploited?
There is no known exploitation of CVE-2008-0948 in the wild and no public exploit code.
Other vulnerabilities in Mit Kerberos 5
Sources
Also known as DEBIAN-CVE-2008-0948, GHSA-9qjv-6f4r-w76q.