What happened
Integer underflow (wrap or wraparound) in SQL Server allows an authorized attacker to disclose information locally.
Affected versions
Microsoft SQL Server 2017 (CU 31): 14.0.0 through before 14.0.3550.4 (custom); 14.0.0 through before 14.0.2130.4 (custom); 15.0.0.0 through before 15.0.4490.9 (custom); 15.0.0 through before 15.0.2190.7 (custom); 16.0.0.0 through before 16.0.4275.2 (custom); 16.0.0 through before 16.0.1200.5 (custom); 17.0.0.0 through before 17.0.4085.5 (custom); 17.0.1050.2 through before 17.0.1135.8 (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.
Source timeline
CVE record published by NVDView source ↗
Record history
Record created from the first normalized source observation.
Metadata and source references refreshed.