Broadcom VMware vCenter Server Out-of-bounds Write Vulnerability
Broadcom VMware vCenter Server contains an out-of-bounds write vulnerability in the implementation of the DCERPC protocol. This could allow a malicious actor with network access to vCenter Server to send specially crafted network packets, potentially leading to remote code execution.
A remote attacker, without authentication, can achieve full data confidentiality loss, arbitrary modification of data, complete denial of service or system unavailability. Federal agencies are required to remediate by 2026-02-13 under CISA BOD 22-01.
This is a Out-of-bounds Write (CWE-787) vulnerability in Broadcom VMware vCenter Server. vCenter Server contains a heap-overflow vulnerability in the implementation of the DCERPC protocol. A malicious actor with network access to vCenter Server may trigger this vulnerability by sending a specially crafted network packet potentially leading to remote code execution. Exploitation requires remote network access, low attack complexity, no authentication required, and no user interaction required.
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Phishing link
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Malicious file
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Server compromised
Probably yes if any of these apply:
CISA added this CVE to the Known Exploited Vulnerabilities catalog on 2026-01-23 based on evidence of active exploitation in the wild. Federal agencies required to remediate by 2026-02-13.
Manual remediation steps
Apply the Vendor Patch
This vulnerability is in the CISA Known Exploited Vulnerabilities catalog — apply the vendor's security update as soon as possible.
CISA required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
References
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References