Vulnerability · Published May 19, 2020 · Assigned by icscert
CVE-2020-12038
Medium 5.5
In plain English
A medium-severity memory corruption in EDS Subsystem, FactoryTalk Linx software (Previously called RSLinx Enterprise), RSLinx Classic, RSNetWorx software, Studio 5000 Logix Designer software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.6% (higher than 85% of all known vulnerabilities).
Official description
Products that use EDS Subsystem: Version 28.0.1 and prior (FactoryTalk Linx software (Previously called RSLinx Enterprise): Versions 6.00, 6.10, and 6.11, RSLinx Classic: Version 4.11.00 and prior, RSNetWorx software: Version 28.00.00 and prior, Studio 5000 Logix Designer software: Version 32 and prior) is vulnerable. A memory corruption vulnerability exists in the algorithm that matches square brackets in the EDS subsystem. This may allow an attacker to craft specialized EDS files to crash the EDSParser COM object, leading to denial-of-service conditions.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| n/a | EDS Subsystem, FactoryTalk Linx software (Previously called RSLinx Enterprise), RSLinx Classic, RSNetWorx software, Studio 5000 Logix Designer software | EDS Subsystem: Version 28.0.1 and prior, FactoryTalk Linx software (Previously called RSLinx Enterprise): Versions 6.00, 6.10, and 6.11, RSLinx Classic: Version 4.11.00 and prior, RSNetWorx software: Version 28.00.00 and prior, Studio 5000 Logix Designer software: Version 32 and prior |
Weakness: CWE-119
References
- https://www.us-cert.gov/ics/advisories/icsa-20-140-01 x_refsource_MISC