Privilege escalation in VMWare products
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2019-5527 |
| CWE-ID | CWE-416 |
| Exploitation vector | Local network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
VMRC Client/Desktop applications / Software for system administration VMware Horizon Client Client/Desktop applications / Software for system administration VMware Fusion Client/Desktop applications / Virtualization software VMware Workstation Client/Desktop applications / Virtualization software VMware ESXi Operating systems & Components / Operating system |
| Vendor | VMware, Inc |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
1) Use-after-free
EUVDB-ID: #VU21241
Risk: Medium
CVSSv3.1: 7.8 [CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2019-5527
CWE-ID:
CWE-416 - Use After Free
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error in the virtual sound device. A local unprivileged user with access to guest operating system can trigger use-after-free error and execute arbitrary code on the host OS.
Successful exploitation of the vulnerability requires that the sound back-end is not connected.
MitigationVulnerable software versions
VMRC: 10.0.0 - 10.0.4
VMware Horizon Client: 5.0.0 - 5.1.0
VMware Fusion: 11.0.0 - 11.1.1
VMware Workstation: 15.0.0 - 15.1.0
VMware ESXi: 6.0 - 6.7
External linkshttp://www.vmware.com/security/advisories/VMSA-2019-0014.html
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the local network (LAN).
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
