Rockwellautomation RSLogix 19 Utility RsvcHost.exe memory corruption
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
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5.3 | $0-$5k | 0.00 |
A vulnerability was found in Rockwellautomation RSLogix 19 (Automation Software) and classified as problematic. Affected by this issue is an unknown functionality in the library RnaUtility.dll of the file RsvcHost.exe of the component Utility. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is availability. CVE summarizes:
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.
The weakness was shared 09/16/2011 by Luigi Auriemma (Website). The advisory is available at securityfocus.com. This vulnerability is handled as CVE-2011-3489 since 09/16/2011. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are known, but there is no available exploit.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
The vulnerability is also documented in the vulnerability database at X-Force (69808).
Product
Type
Vendor
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
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CVSSv3
VulDB Meta Base Score: 5.3VulDB Meta Temp Score: 5.3
VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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VulDB Base Score: 🔍
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Exploiting
Class: Memory corruptionCWE: CWE-119
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
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Threat Intelligence
Interest: 🔍Active Actors: 🔍
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Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
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Timeline
09/13/2011 🔍09/16/2011 🔍
09/16/2011 🔍
09/16/2011 🔍
09/16/2011 🔍
09/25/2011 🔍
03/23/2015 🔍
04/02/2017 🔍
Sources
Advisory: securityfocus.com⛔Researcher: Luigi Auriemma
Status: Not defined
CVE: CVE-2011-3489 (🔍)
X-Force: 69808
Vulnerability Center: 33296 - Rockwell RSLogix 19 and earlier Remote DoS via Crafted Packets Sent to TCP Port 4446, Medium
SecurityFocus: 49608 - RSLogix Remote Denial of Service Vulnerability
Entry
Created: 03/23/2015 16:50Updated: 04/02/2017 12:04
Changes: 03/23/2015 16:50 (51), 04/02/2017 12:04 (11)
Complete: 🔍
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