CVE-2020-7548
CRITICALCVSS 9.8/10EPSS 1.42%
Last modified
CVE-2020-7548 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A CWE-330 - Use of Insufficiently Random Values vulnerability exists in Smartlink, PowerTag, and Wiser Series Gateways (see security notification for version information) that could allow unauthorized users to login.. EPSS estimates a 1.42% chance of exploitation in the next 30 days.
Description
A CWE-330 - Use of Insufficiently Random Values vulnerability exists in Smartlink, PowerTag, and Wiser Series Gateways (see security notification for version information) that could allow unauthorized users to login.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Schneider-Electric | Acti9 Smartlink Si D Firmware | < 002.004.002 |
| Schneider-Electric | Acti9 Smartlink Si B Firmware | < 002.004.002 |
| Schneider-Electric | Acti9 Powertag Link Firmware | < 001.008.007 |
| Schneider-Electric | Acti9 Powertag Link Hd Firmware | < 001.008.007 |
| Schneider-Electric | Acti9 Smartlink El B Firmware | < 1.2.1 |
| Schneider-Electric | Wiser Link Firmware | < 1.5.0 |
| Schneider-Electric | Wiser Energy Firmware | < 1.5.0 |
References
- https://www.se.com/ww/en/download/document/SEVD-2020-287-03/Patch, Vendor Advisory
- https://www.se.com/ww/en/download/document/SEVD-2020-287-03/Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-7548?
A CWE-330 - Use of Insufficiently Random Values vulnerability exists in Smartlink, PowerTag, and Wiser Series Gateways (see security notification for version information) that could allow unauthorized users to login.
How severe is CVE-2020-7548?
CVE-2020-7548 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.42% probability of exploitation in the next 30 days.
How do I fix CVE-2020-7548?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2020-7548?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST