What happened
Stack-based buffer overflow in SQL Server allows an authorized attacker to elevate privileges over a network.
Affected versions
Microsoft SQL Server 2017 (GDR): 14.0.0 through before 14.0.2140.2 (custom); 14.0.3006.16 through before 14.0.3560.2 (custom); 15.0.0 through before 15.0.2200.2 (custom); 15.0.4003.23 through before 15.0.4500.2 (custom); 16.0.0 through before 16.0.1210.3 (custom); 16.0.4003.1 through before 16.0.4305.5 (custom); 17.0.4006.2 through before 17.0.5015.4 (custom); 17.0.1050.2 through before 17.0.1145.4 (custom) Fixed: See vendor advisory.
Why it matters
Review the vendor advisory and exposure of the affected product to determine operational impact.
Detection & mitigation
- Apply vendor-provided updates or mitigations.
- Review affected product exposure and access logs.
Public PoC references
No public PoC reference has passed the current publication threshold.