cbcvebase.
CVE-2021-21974
published 2021-02-24

CVE-2021-21974: OpenSLP as used in ESXi (7.0 before ESXi70U1c-17325551, 6.7 before ESXi670-202102401-SG, 6.5 before ESXi650-202102101-SG) has a heap-overflow vulnerability. A…

high8.8CVSS 3.1
AVAACLPRNUINSUCHIHAH
ITW
Exploited in the wild
OpenSLP as used in ESXi (7.0 before ESXi70U1c-17325551, 6.7 before ESXi670-202102401-SG, 6.5 before ESXi650-202102101-SG) has a heap-overflow vulnerability. A malicious actor residing within the same network segment as ESXi who has access to port 427 may be able to trigger the heap-overflow issue in OpenSLP service resulting in remote code execution.

Affected

5 ranges
VendorProductVersion rangeFixed in
vmwarecloud_foundation>= 3.0 < 3.10.1.23.10.1.2
vmwarecloud_foundation>= 4.0 < 4.24.2
vmwareesxi——
vmwareesxi——
vmwareesxi——

CVSS provenance

nvdv3.18.8HIGHCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
vulncheck8.8HIGH