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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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Security advisories — Nov 25, 2019

CVE-2019-13720 Chrome Zero-Day

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The threat:

On October 31, 2019, Google released security updates for the Chrome browser to mitigate an actively exploited zero-day vulnerability [1]. CVE-2019-13720 is a use-after-free vulnerability in the Chrome audio component. If exploited, use-after-free vulnerabilities may allow for various multiple malicious actions. Due to the reports of active exploitation of CVE-2019-13720, users are recommended to upgrade to the most recent version of Chrome as soon as possible.

What we’re doing about it:

What you should do about it:

Additional information:

Details on CVE-2019-13720 remain minimal as Google is holding onto information until users have time to update. Kaspersky identified the zero-day vulnerability and has released some additional details regarding attacks in the wild [3].

A second vulnerability, CVE-2019-13721, was also fixed in the most recent release of Chrome. CVE-2019-13721 is also a use-after-free vulnerability but there are currently no reports of exploitation in the wild.

Indicators of compromise [3]:

References:

[1] https://chromereleases.googleblog.com/2019/10/stable-channel-update-for-desktop_31.html

[2] https://support.google.com/chrome/a/answer/6350036?hl=en

[3] https://securelist.com/chrome-0-day-exploit-cve-2019-13720-used-in-operation-wizardopium/94866/

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