CVE-2020-3955
Last modified
CVE-2020-3955 is a critical-severity vulnerability rated 9.3/10 on the CVSS scale. ESXi 6.5 without patch ESXi650-201912104-SG and ESXi 6.7 without patch ESXi670-202004103-SG do not properly neutralize script-related HTML when viewing virtual machines attributes. VMware has evaluated the severity of this issue to be in the Important severity range with a maximum CVSSv3 base score of 8.3.. EPSS estimates a 1.31% chance of exploitation in the next 30 days.
Description
ESXi 6.5 without patch ESXi650-201912104-SG and ESXi 6.7 without patch ESXi670-202004103-SG do not properly neutralize script-related HTML when viewing virtual machines attributes. VMware has evaluated the severity of this issue to be in the Important severity range with a maximum CVSSv3 base score of 8.3.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Vmware | Esxi | 6.5 |
| Vmware | Esxi | 6.7 |
References
- https://www.vmware.com/security/advisories/VMSA-2020-0008.htmlPatch, Vendor Advisory
- https://www.vmware.com/security/advisories/VMSA-2020-0008.htmlPatch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-3955?
How severe is CVE-2020-3955?
How do I fix CVE-2020-3955?
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.
Related CVEs from 2020
- CVE-2020-3948Linux Guest VMs running on VMware Workstation (15.x before 1…7.8
- CVE-2020-3950VMware Fusion (11.x before 11.5.2), VMware Remote Console fo…7.8
- CVE-2020-3951VMware Workstation (15.x before 15.5.2) and Horizon Client f…3.8
- CVE-2020-3952Under certain conditions, vmdir that ships with VMware vCent…9.8
- CVE-2020-3953Cross Site Scripting (XSS) vulnerability exists in VMware vR…4.8
- CVE-2020-3954Open Redirect vulnerability exists in VMware vRealize Log In…6.1
- CVE-2020-3956VMware Cloud Director 10.0.x before 10.0.0.2, 9.7.0.x before…8.8
- CVE-2020-3957VMware Fusion (11.x before 11.5.5), VMware Remote Console fo…7
- CVE-2020-3958VMware ESXi (6.7 before ESXi670-202004101-SG and 6.5 before …5.5
- CVE-2020-3959VMware ESXi (6.7 before ESXi670-202004101-SG and 6.5 before …3.3
- CVE-2020-3960VMware ESXi (6.7 before ESXi670-202006401-SG and 6.5 before …8.4
- CVE-2020-3961VMware Horizon Client for Windows (prior to 5.4.3) contains …7.8
Are you affected by CVE-2020-3955?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST