What’s Vulnerable › Vulnerabilities

CVE-2023-34037

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-08-04 · updated 2026-06-17
• Weakness: CWE-444

Description

VMware Horizon Server contains a HTTP request smuggling vulnerability. A malicious actor with network access may be able to perform HTTP smuggle requests.

Affected products

• VMware Horizon Server: 2006, 2012, 2103, 2106, 2111, 2111.1 (+2)
• VMware Horizon Server: Horizon Server 2306, Horizon Server 2303, Horizon Server 2212, Horizon Server 2209, Horizon Server 2206, Horizon Server 2111.x, Horizon Server 2106, Horizon Server 2103, Horizon Server 2012, Horizon Server 2006

References

• https://www.vmware.com/security/advisories/VMSA-2023-0017.html
• https://www.vmware.com/security/advisories/VMSA-2023-0017.html

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