CVE-2003-0689 Memory corruption in n/a
A buffer overflow in glibc's getgrouplist function allows attackers to execute arbitrary code or cause a denial of service when users belong to many groups.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2003-0689?
CVE-2003-0689 is a high-severity memory corruption vulnerability in Redhat Enterprise Linux, published on 3 Sep 2003. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The getgrouplist function in GNU libc (glibc) 2.2.4 and earlier allows attackers to cause a denial of service (segmentation fault) and execute arbitrary code when a user is a member of a large number of groups, which can cause a buffer overflow.
Which versions are affected by CVE-2003-0689?
It affects 1 product.
Products include Redhat Enterprise Linux.
How do I fix CVE-2003-0689?
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-2003-0689 being exploited?
There is no known exploitation of CVE-2003-0689 in the wild and no public exploit code.
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Sources
Also known as DEBIAN-CVE-2003-0689, GHSA-q58h-j692-6gh6.