CVE-2020-3977
Last modified
CVE-2020-3977 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. VMware Horizon DaaS (7.x and 8.x before 8.0.1 Update 1) contains a broken authentication vulnerability due to a flaw in the way it handled the first factor authentication. Successful exploitation of this issue may allow an attacker to bypass two-factor authentication process. EPSS estimates a 0.96% chance of exploitation in the next 30 days.
Description
VMware Horizon DaaS (7.x and 8.x before 8.0.1 Update 1) contains a broken authentication vulnerability due to a flaw in the way it handled the first factor authentication. Successful exploitation of this issue may allow an attacker to bypass two-factor authentication process. In order to exploit this issue, an attacker must have a legitimate account on Horizon DaaS.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Vmware | Horizon Daas | >= 8.0.0, <= 8.0.1 |
| Vmware | Horizon Daas | 7.0.0 |
References
- https://www.vmware.com/security/advisories/VMSA-2020-0021.htmlPatch, Vendor Advisory
- https://www.vmware.com/security/advisories/VMSA-2020-0021.htmlPatch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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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.
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