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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 — Feb 26, 2019

Cisco ASA Remote Code Execution Vulnerability

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On January 29th Cisco publicly disclosed a vulnerability in the Cisco Adaptive Security Appliance (ASA) that has been labeled as CVE-2018-0101 [1]. The ASA vulnerability may allow for Remote Code Execution and Denial of Service (DoS). Initial reports state that there are approximately 200,000 active vulnerable devices exposed to the internet. There is no workaround option for this vulnerability so patching is required to remain secure.

On Friday, February 2nd the researchers who discovered the vulnerability are hosting a public talk to review their discovery and the technical details involved [2]. The public disclosure of technical details may increase the risk of weaponization.

What we’re doing about it

What you should do about it

Additional information

The vulnerability occurs due to an attempt to double free memory on Cisco ASA devices when the webpvn feature is active. Attackers can send a specially crafted XML packet to an affected device and execute malicious code. For additional technical details see the Cisco Vulnerability release [3].

Affected Devices:

[1] https://nvd.nist.gov/vuln/detail/CVE-2018-0101

[2] https://twitter.com/NCCGroupInfosec/status/958045910625325056

[3] https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180129-asa1

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