CVE-2020-28918
MEDIUMCVSS 5.3/10EPSS 1.05%
Last modified
CVE-2020-28918 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. DualShield 5.9.8.0821 allows username enumeration on its login form. A valid username results in prompting for the password, whereas an invalid one will produce an "unknown username" error message.. EPSS estimates a 1.05% chance of exploitation in the next 30 days.
Description
DualShield 5.9.8.0821 allows username enumeration on its login form. A valid username results in prompting for the password, whereas an invalid one will produce an "unknown username" error message.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Deepnetsecurity | Dualshield | 5.9.8.0821 |
References
- https://deepnetsecurity.com/multi-factor-authentication/Vendor Advisory
- https://excellium-services.com/cert-xlm-advisory/CVE-2020-28918Third Party Advisory
- https://deepnetsecurity.com/multi-factor-authentication/Vendor Advisory
- https://excellium-services.com/cert-xlm-advisory/CVE-2020-28918Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-28918?
DualShield 5.9.8.0821 allows username enumeration on its login form. A valid username results in prompting for the password, whereas an invalid one will produce an "unknown username" error message.
How severe is CVE-2020-28918?
CVE-2020-28918 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 1.05% probability of exploitation in the next 30 days.
How do I fix CVE-2020-28918?
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-2020-28918?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST