CVE-2020-12500 : What You Need to Know
Learn about CVE-2020-12500, an Improper Authorization vulnerability impacting Pepperl+Fuchs P+F Comtrol RocketLinx and Korenix JetNet products, allowing unauthenticated device administration. Find mitigation steps and affected systems here.
This CVE-2020-12500 article provides insights into an Improper Authorization vulnerability affecting Pepperl+Fuchs P+F Comtrol RocketLinx products and JetNet by Korenix, leading to unauthenticated device administration.
Understanding CVE-2020-12500
CVE-2020-12500 involves an authorization issue in Pepperl+Fuchs and Korenix products, allowing unauthorized device access.
What is CVE-2020-12500?
The vulnerability in Pepperl+Fuchs P+F Comtrol RocketLinx and Korenix JetNet products permits unauthenticated device administration, posing a critical security risk.
The Impact of CVE-2020-12500
The vulnerability's critical impact lies in unauthorized access to device administration, potentially compromising confidentiality, integrity, and availability.
Technical Details of CVE-2020-12500
This section delves into the technical aspects of the CVE, including affected systems and exploitation mechanisms.
Vulnerability Description
The vulnerability allows unauthenticated users to access device administration functions, posing a severe security risk.
Affected Systems and Versions
- Pepperl+Fuchs P+F Comtrol RocketLinx: ES8509-XT, ES8510-XT, ES9528-XTv2, ES7506, ES7510, ES7528, ES8508, ES8508F, ES8510-XTE, ES9528/ES9528-XT (all versions)
- Korenix JetNet: 5428G-20SFP, 5810G, 4706F, 4510, 5310
- Westermo PMI-110-F2G: Versions less than V1.8
Exploitation Mechanism
The vulnerability can be exploited by unauthorized users to gain access to critical device functions without proper authentication.
Mitigation and Prevention
Protecting systems from CVE-2020-12500 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Block traffic from untrusted networks using firewalls, especially targeting administration webpages.
- Restrict administrator and user access to a limited group with secure passwords.
Long-Term Security Practices
- Regularly update and patch affected systems to mitigate vulnerabilities.
Patching and Updates
Implement external protective measures and follow best security practices to prevent unauthorized access.