CVE-2011-3321 Memory corruption in n/a
Remote attackers can cause denial of service or execute arbitrary code via crafted packets to the Siemens WinCC Runtime Advanced Loader.
- 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-2011-3321?
CVE-2011-3321 is a critical memory corruption vulnerability in n/a, published on 15 Sep 2011. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Heap-based buffer overflow in the Siemens WinCC Runtime Advanced Loader, as used in SIMATIC WinCC flexible Runtime and SIMATIC WinCC (TIA Portal) Runtime Advanced, allows remote attackers to cause a denial of service (memory corruption) or possibly execute arbitrary code via a crafted packet to TCP port 2308.
Weakness: CWE-119
Which versions are affected by CVE-2011-3321?
It affects 2 products.
Products include Siemens Simatic Wincc Flexible Runtime, Siemens Simatic Wincc Runtime.
How do I fix CVE-2011-3321?
No fix has been published for CVE-2011-3321 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2011-3321 being exploited?
There is no known exploitation of CVE-2011-3321 in the wild and no public exploit code.
Sources
Also known as GHSA-3gp6-fj2v-m5f7.