MSRC compact vulnerability detail

CVE-2022-26818 · Windows DNS Server Remote Code Execution Vulnerability

No description was published by MSRC.

Severity
Important
Impact
Remote Code Execution
CVSS
6.6 base · 5.8 temporal
Release
2022-04-12
Signals
Role: DNS Server Remote Code Execution Exploited: No Publicly disclosed: No Exploitability: Exploitation Less Likely
CWE
No CWE data published.
Patch Diff
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Resolved binary override
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Description
No description was published by MSRC.
FAQ / Articles
FAQ
According to the CVSS metric, privileges required is high (PR:H). What does that mean for this vulnerability? Successful exploitation of this vulnerability requires the attacker or targeted user to have specific elevated privileges. As is best practice, regular validation and audits of administrative groups should be conducted.
FAQ
How could an attacker exploit this vulnerability? In a network-based attack an attacker would need to have the privileges to query the Domain Name Service (DNS). If the timing of DNS queries is perfect, the attacker could execute code remotely on the target server.
FAQ
According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability? Successful exploitation of this vulnerability requires an attacker to take additional actions prior to exploitation to prepare the target environment.