CVE-2011-3489
MEDIUM · CVSS 5.0EPSS 8.7%EU EUVD
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.
Key facts
- CVSS score
- 5.0 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:P- Weakness (CWE)
- CWE-119
- EPSS score
- 8.7% (95th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2011-3452)
- Published
- September 16, 2011
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2011-3452 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- rockwellautomation / rslogix
References
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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