Rapid7 is highlighting two critical vulnerabilities in outdated versions of widely deployed software this week. Atlassian disclosed CVE-2023-22527, a template injection vulnerability in Confluence Server with a maxed-out CVSS score of 10, while VMware pushed a fresh update to its October 2023 vCenter Server advisory on CVE-2023-34048 to note that the vulnerability has now been exploited in the wild.
VMware and Atlassian technologies are mainstays in many corporate environments, and they have historically been targeted by a wide range of adversaries, including in large-scale ransomware campaigns. Rapid7 urges customers to ensure that they are using supported, fixed versions of vCenter Server and Confluence Server in their environments, and that, wherever possible, they are adhering to a high-urgency patching schedule for these products.
VMware vCenter Server CVE-2023-34048
CVE-2023-34048 is a critical out-of-bounds write vulnerability that affects VMware vCenter Server and VMware Cloud Foundation. The vulnerability arises from an out-of-bounds write flaw in vCenter’s implementation of DCERPC, which, if exploited successfully, could lead to remote code execution. It was originally disclosed in October 2023 alongside fixed versions, including for several end-of-life products. Earlier this week, VMware updated their advisory to note that exploitation of CVE-2023-34048 has been observed in the wild. Fixed versions of vCenter Server that remediate CVE-2023-3 ..
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