CVE-2019-5531VMware VMware vSphere ESXi
NVD
Vulnerability Summary
VMware vSphere ESXi (6.7 prior to ESXi670-201810101-SG, 6.5 prior to ESXi650-201811102-SG, and 6.0 prior to ESXi600-201807103-SG) and VMware vCenter Server (6.7 prior to 6.7 U1b, 6.5 prior to 6.5 U2b, and 6.0 prior to 6.0 U3j) contain an information disclosure vulnerability in clients arising from insufficient session expiration. An attacker with physical access or an ability to mimic a websocket connection to a user’s browser may be able to obtain control of a VM Console after the user has logged out or their session has timed out.
Affected & Patched Versions
- VMware VMware vSphere ESXi 6.7 prior to ESXi670-201810101-SG
- VMware VMware vSphere ESXi 6.5 prior to ESXi650-201811102-SG
- VMware VMware vSphere ESXi 6.0 prior to ESXi600-201807103-SG
- VMware VMware vCenter Server 6.7 prior to 6.7 U1b
- VMware VMware vCenter Server 6.5 prior to 6.5 U2b
- VMware VMware vCenter Server 6.0 prior to 6.0 U3j
No patched version published yet
Until a fix ships, reduce exposure:
- Restrict access to the affected service or interface to trusted networks.
- Disable the affected feature if you do not need it.
- Watch the vendor advisory for a firmware or software update.
What to do
Fix it during your normal patch cycle. No exploitation is confirmed yet.
- Check whether you run VMware VMware vSphere ESXi and which version.
- No patched version is listed yet. Limit access to the affected service to trusted networks, and disable the feature if you can.
- Subscribe to the vendor advisory so you learn when a fix ships.
Timeline
- Sep 18, 2019Published
- Aug 4, 2024Record last modified
Score, severity and exploitation changes are tracked from the day Watchtower started logging them.
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Data last checked: Nov 15, 2026 12:06 UTC