QID 375439

Date Published: 2021-04-08

QID 375439: Citrix XenServer Security Updates (CTX280451)

Citrix XenServer is an open source server virtualization platform based on the Xen hypervisor.

Several security issues have been identified in Citrix Hypervisor (formerly Citrix XenServer) that may
allow privileged code in an HVM guest VM to execute code in the
control domain, potentially compromising the host.

Affected Versions:
Citrix Hypervisor 8.2 LTSR, Citrix Hypervisor 8.1,Citrix Hypervisor 8.0,Citrix XenServer 7.1 LTSR ,Citrix XenServer 7.0 Note: No Support for Citirix Hypervisor only for Citrix XenServer 7.1 LTSR ,Citrix XenServer 7.0

QID Detection Logic (Authenticated):
OS:Citrix XenServer
The QID checks if Hotfixes is applied on the vulnerable versions of Citrix XenServer.

On Successful exploitation the attacker may be able to execute arbitrary code.

CVSS V3 rated as High - 7.5 severity.

CVSS V2 rated as Medium - 4.4 severity.

Solution

Hotfixes have been released for Citrix XenServer to address these issues. Refer to CTX280451 to obtain more information.

Vendor References

CTX280451 - support.citrix.com/article/CTX280451

CVEs related to QID 375439

CVE-2020-14364 | CVE-2018-17958 |

Software Advisories

Advisory ID	Software	Component	Link
CTX280451			support.citrix.com/article/CTX280451

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