Threat Signal Report
Newly Patched VMware Vulnerability (CVE-2022-22954) Being Exploited in the Wild
FortiGuard Labs is aware that VMware has confirmed a recently patched critical vulnerability in VMware Workspace ONE Access and Identity Manager (CVE-2022-22954) has been exploited in the wild. Also, a Proof-of-Concept (PoC) code has already been made available to the public. An attacker with network access can trigger a server-side template injection that may result in remote code execution.
Why is this Significant?
This is significant because of the critical remote code execution vulnerability affecting Workspace ONE Access and VMware Identity Manager (vIDM) that are widely used. Since VMware has acknowledged in-the-wild exploitation of CVE-2022-22954 and a POC is available to the public, attacks that leverage the vulnerability will likely increase.
What is CVE-2022-22954?
CVE-2022-22954 is a vulnerability in Workspace ONE Access and VMware Identity Manager (vIDM), which an attacker with network access can trigger a server-side template injection that may result in remote code execution. The vulnerability has the CVSSv3 base score of 9.8 and is rated critical.
Is the Vulnerability Exploited in the Wild?
VMware has confirmed that exploitation of CVE-2022-22954 has occurred in the wild.
Has the Vendor Released Security Advisories for CVE-2022-22954?
Yes, VMware released a security advisory for the vulnerability on April 6th, 2022. See the Appendix for a link to "VMSA-2022-0011".
The advisory was updated further on April 13th, 2022 for the confirmation of the in-the-wild exploitation.
Has the Vendor Released a Patch for CVE-2022-22954?
Yes, VMware released a patch on April 6th, 2022 as part of its security advisory. See the Appendix for a link to "VMSA-2022-0011".
What is the Status of Coverage?
FortiGuard Labs has released the following IPS signature for CVE-2022-22954 in version 20.297:
VMware.Workspace.ONE.Access.Catalog.Remote.Code.Execution (default action is set to pass)
What Mitigation Steps are Available?
VMware has released a KB article that includes the workaround. See the Appendix for a link to "HW-154129 - Workaround instructions to address CVE-2022-22954, CVE-2022-22955, CVE-2022-22956, CVE-2022-22957, CVE-2022-22958, CVE-2022-22959, CVE-2022-22960 in Workspace ONE Access Appliance (VMware Identity Manager) (88098)".
VMSA-2022-0011: Questions & Answers (VMware)
HW-154129 - Workaround instructions to address CVE-2022-22954, CVE-2022-22955, CVE-2022-22956, CVE-2022-22957, CVE-2022-22958, CVE-2022-22959, CVE-2022-22960 in Workspace ONE Access Appliance (VMware Identity Manager) (88098) (VMware)
Traffic Light Protocol
|Color||When Should it Be used?||How may it be shared?|
TLP: REDNot for disclosure, restricted to participants only.
|Sources may use TLP:RED when information cannot be effectively acted upon by additional parties, and could lead to impacts on a party's privacy, reputation, or operations if misused.||Recipients may not share TLP:RED information with any parties outside of the specific exchange, meeting, or conversation in which it was originally disclosed. In the context of a meeting, for example, TLP:RED information is limited to those present at the meeting. In most circumstances, TLP:RED should be exchanged verbally or in person.|
TLP: AMBERLimited disclosure, restricted to participants’ organizations.
|Sources may use TLP:AMBER when information requires support to be effectively acted upon, yet carries risks to privacy, reputation, or operations if shared outside of the organizations involved.||Recipients may only share TLP:AMBER information with members of their own organization, and with clients or customers who need to know the information to protect themselves or prevent further harm. Sources are at liberty to specify additional intended limits of the sharing: these must be adhered to.|
TLP: GREENLimited disclosure, restricted to the community.
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TLP: WHITEDisclosure is not limited.
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