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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 Continues Its Commitment to Rigorous Security Standards Earning PCI DSS Certification
Waterloo, ON, May 17, 2022 — eSentire, the Authority in Managed Detection and Response (MDR), maintains one of the most secure and robust IT environments of any MDR provider in the industry. To that end, eSentire today announced that it has received the Payment Card Industry Data Security Standard (PCI DSS) certification, considered one of the most stringent and comprehensive payment card…
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Security advisories — Nov 11, 2021

GlobalProtect Portal VPN Vulnerability

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THE THREAT

Security researchers have identified a critical vulnerability impacting Palo Alto Networks firewalls using the GlobalProtect Portal VPN. The vulnerability is tracked at CVE-2021-3064 (CVSS: 9.8). Exploitation of this vulnerability allows an unauthenticated remote threat actor to disrupt system processes and cause Remote Code Execution (RCE); exploitation may allow an attacker to gain initial access into networks and enable lateral movement.

Attacks involving CVE-2021-3064 have not been identified at this time. Threat actors are expected to abuse this vulnerability in the near future as the attack complexity is low and the potential impact of abuse is high.

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What you should do about it

Additional information

CVE-2021-3064 impacts PAN-OS 8.1, versions earlier than PAN-OS 8.1.17. The vulnerability was discovered by Randori; the company has confirmed that it was able to develop reliable exploit code. Randori has stated that technical details will be released in thirty days, after organizations have had time to deploy security patches. It is critical that impacted organizations deploy patches before these details are released, as this release will increase the likelihood of exploitation by threat actors.

According to results from the IoT search engine Shodan, there are over 10,000 vulnerable exposed instances of PAN-OS that are internet facing.

References:

[1] https://www.randori.com/blog/cve-2021-3064/
[2] https://security.paloaltonetworks.com/CVE-2021-3064

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