CVE-2011-3489 Memory corruption in n/a
Remote attackers can crash Rockwell RSLogix software by sending crafted packets to TCP port 4446, causing a denial of service.
- 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-2011-3489?
CVE-2011-3489 is a medium-severity memory corruption vulnerability in n/a, published on 16 Sep 2011. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
RnaUtility.dll in RsvcHost.exe 2.30.0.23 in Rockwell RSLogix 19 and earlier allows remote attackers to cause a denial of service (crash) via a crafted rna packet with a long string to TCP port 4446 that triggers (1) "a memset zero overflow" or (2) an out-of-bounds read, related to improper handling of a 32-bit size field.
Weakness: CWE-119
Which versions are affected by CVE-2011-3489?
It affects 1 product.
Products include Rockwellautomation Rslogix.
How do I fix CVE-2011-3489?
No fix has been published for CVE-2011-3489 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-2011-3489 being exploited?
There is no known exploitation of CVE-2011-3489 in the wild and no public exploit code.
Public exploit code: 1 Exploit-DB entry.
Sources
Also known as GHSA-ppc2-xqjm-q5fp.