critical9.8Known exploited
CVE-2023-34048
VMware vCenter Server Out-of-Bounds Write Vulnerability
Exploited in the wild
This vulnerability is on a Known Exploited Vulnerabilities catalogue, added 2024-01-22. Federal due date: 2024-02-12.
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Vmware | Vcenter Server | from 4.0 through 5.5 Versions 7.0, 8.0 |
Weakness classification
References
- NVD record
- CVE.org record
- CISA KEV catalog
- 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