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May 11, 2022
CVE-2022-26923 - Active Directory Domain Services Elevation of Privilege Vulnerability
THE THREAT Microsoft has disclosed a new vulnerability impacting Active Directory Certificate Services (ADCS) tracked as CVE-2022-26923 (Active Directory Domain Services Elevation of Privilege Vulnerability). If exploited successfully, an authenticated attacker can escalate privileges in environments where ADCS is running on the domain. eSentire is aware of technical details and tooling [2] for…
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Cybersecurity Leader eSentire Introduces e3 Partner Ecosystem Transforming How Value Is Delivered to Business Leaders
Waterloo, ON, May 10, 2022— eSentire, the Authority in Managed Detection and Response (MDR), today announced the launch of its e3 partner ecosystem, representing experience, expertise, eSentire. The e3 ecosystem focuses on mapping partner engagement, productivity and overall experience to how business leaders are choosing to consume best-in-class cybersecurity services. Believing that we all have…
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Security advisories — Feb 24, 2021

VMware Remote Code Execution Vulnerability 

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THE THREAT

On February 23rd, 2021, VMware disclosed a critical vulnerability impacting vCenter Servers. The vulnerability, tracked as CVE-2021-21972, allows for remote code execution and if exploited, could result in the full compromise of affected systems. Abuse of this vulnerability does not require authentication or user interaction.

Exploitation of CVE-2021-21972 has not been identified in the wild at this time. Due to the ease of exploitation and high severity (9.8/10), it is likely that threat actors will abuse this vulnerability in the near future. Organizations are recommended to apply the official VMware patch as soon as possible.

What we’re doing about it

What you should do about it

Additional information

CVE-2021-21972 is due to issues found in the vSphere Client (HTML5) in vCenter Server plugin. Confirmed impacted vCenter Servers include versions 6.5, 6.7, and 7.

Proof-of-Concept (POC) code and technical details for CVE-2021-21972 were released on February 24th. This release will decrease the amount of time before exploitation occurs in the wild.

In an attack scenario, a threat actor with network access to port 443 could exploit this issue. The threat actor would then be able to execute commands on the vulnerable system with unrested privileges. No previous authentication or privileges are required.

In the same release, VMware announced patches for two other vulnerabilities:

References:

[1] https://www.vmware.com/security/advisories/VMSA-2021-0002.html

[2] https://kb.vmware.com/s/article/82374

[3] https://swarm.ptsecurity.com/unauth-rce-vmware/

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