Inconsistent interpretation of HTTP requests in VMware Horizon - CVE-2023-34037
Published: August 4, 2023
Vulnerability identifier: #VU78937
CSH Severity: Medium
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-34037
CWE-ID: CWE-444
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform HTTP request smuggling attacks.
The vulnerability exists due to improper validation of HTTP requests. A remote attacker can send a specially crafted HTTP request to the server and smuggle arbitrary HTTP headers.
Successful exploitation of vulnerability may allow an attacker to poison HTTP cache and perform phishing attacks.
Affected software
VMware Horizon
How to mitigate CVE-2023-34037
Install updates from vendor's website.
VMware Horizon - addressed in versions 8 2111.2, 8 2209.1, 8 2212.1, 8 2306