CVSS 3.1
9.8 criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HCVE-2023-34048
Critical (9.8) in VMware vCenter Server. In CISA KEV since 2024-01-22. EPSS 99% chance of exploitation in the next 30 days.
vCenter Server contains an out-of-bounds write vulnerability in the implementation of the DCERPC protocol. A malicious actor with network access to vCenter Server may trigger an out-of-bounds write potentially leading to remote code execution.
Severity
- EPSS
- 99% chance of exploitation in the next 30 days; higher than 99% of CVEs (scores of 2026-10-31)
- CISA KEV
- listed 2024-01-22, due 2024-02-12
- CWE
- CWE-787
- Published
- Modified
- Record from
- the NVD, synced
Affected
- vmware:vcenter_server
References
- https://www.vmware.com/security/advisories/VMSA-2023-0023.html
- https://www.vicarius.io/vsociety/posts/understanding-cve-2023-34048-a-zero-day-out-of-bound-write-in-vcenter-server
- https://www.vmware.com/security/advisories/VMSA-2023-0023.html
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-34048