CVE-2021-22049 Server-side request forgery in VMware vCenter Server and VMware Cloud Foundation

What is CVE-2021-22049?

CVE-2021-22049 is a critical server-side request forgery vulnerability in Vmware Vcenter Server, published on 24 Nov 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The vSphere Web Client (FLEX/Flash) contains an SSRF (Server Side Request Forgery) vulnerability in the vSAN Web Client (vSAN UI) plug-in. A malicious actor with network access to port 443 on vCenter Server may exploit this issue by accessing a URL request outside of vCenter Server or accessing an internal service.

Weakness: CWE-918

Which versions are affected by CVE-2021-22049?

It affects 1 product.

Products include Vmware Vcenter Server.

How do I fix CVE-2021-22049?

No fix has been published for CVE-2021-22049 yet. Limit exposure of the affected software until one is available.

Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.

Is CVE-2021-22049 being exploited?

There is no known exploitation of CVE-2021-22049 in the wild and no public exploit code.

Other vulnerabilities in Vmware Vcenter Server

• CVE-2026-59310 Broadcom VMware vCenter Path Traversal Exploited Critical 9.8
• CVE-2023-34048 VMware vCenter Server Out-of-Bounds Write Exploited Critical 9.8
• CVE-2020-3952 VMware vCenter Server Information Disclosure Exploited Critical 9.8
• CVE-2021-22017 VMware vCenter Server Improper Access Control Exploited Medium 5.3
• CVE-2015-2342 Code injection in n/a Critical 10.0

All Vmware Vcenter Server vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-rw92-2qph-cjf9.