CVE-2020-12038

moderate-risk
Published 2020-05-19

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.

Do I need to act?

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0.01% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.5/10 Medium
LOCAL / LOW complexity

Affected Products (7)

Eds Subsystem
Rslinx Enterprise
Rslinx Enterprise
Rslinx Enterprise
Rsnetworx

Affected Vendors

Rockwellautomation

References (2)

Mitigation https://www.us-cert.gov/ics/advisories/icsa-20-140-01
Mitigation https://www.us-cert.gov/ics/advisories/icsa-20-140-01
32
/ 100
moderate-risk
Severity 18/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 14/34 · Moderate