Citrix released an update covering multiple vulnerabilities in Citrix Endpoint Management (CEM) also referred to as XenMobile. Chaining the vulnerabilities allows an unauthenticated remote attacker to gain control over the Citrix Endpoint Management (CEM) server.
The vulnerabilities can be tracked as CVE-2020-8208, CVE-2020-8209, CVE-2020-8210, CVE-2020-8211, and CVE-2020-8212.
Citrix Version Affected
The vulnerability impacts vary between the specific version of the software that is used and to exploit the vulnerability no authorization was needed.
An unauthenticated attacker can exploit the vulnerability by using a specially crafted URL that allows gaining access for sensitive data such as configuration files and encryption keys.
Following versions of Citrix Endpoint Management(CEM) affected with critical severity vulnerabilities
- XenMobile Server 10.12 before RP2
- XenMobile Server 10.11 before RP4
- XenMobile Server 10.10 before RP6
- XenMobile Server before 10.9 RP5
Following are the versions affected by medium and low severity vulnerabilities
- XenMobile Server 10.12 before RP3
- XenMobile Server 10.11 before RP6
- XenMobile Server 10.10 before RP6
- XenMobile Server before 10.9 RP5
Citrix recommends users with versions 10.9, 10.10, 10.11, and 10.12 to apply for the latest rolling patches and version prior to 10.9.x are recommended to upgrade with the supported version.
“We recommend these upgrades be made immediately. While there are no known exploits as of this writing, we do anticipate malicious actors will move quickly to exploit.”
Citrix said that the cloud version of XenMobile is already patched, “but hybrid rights users need to apply the upgrades to any on-premises instance.”
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