CVE-2018-8273
A buffer overflow vulnerability exists in the Microsoft SQL Server that could allow remote code...
A buffer overflow vulnerability exists in the Microsoft SQL Server that could allow remote code execution on an affected system, aka "Microsoft SQL Server Remote Code Execution Vulnerability." This affects Microsoft SQL Server.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
A buffer overflow vulnerability exists in the Microsoft SQL Server that could allow remote code execution on an affected system, aka "Microsoft SQL Server Remote Code Execution Vulnerability." This affects Microsoft SQL Server.
- Record
CVE-2018-8273- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 10.0 High
AV:N/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-787
- Updated
- 2026-11-02
CVE List No score
A buffer overflow vulnerability exists in the Microsoft SQL Server that could allow remote code execution on an affected system, aka "Microsoft SQL Server Remote Code Execution Vulnerability." This affects Microsoft SQL Server.
- Record
CVE-2018-8273- Updated
- 2026-11-02
EUVDEUVD-2018-19937 No score
A buffer overflow vulnerability exists in the Microsoft SQL Server that could allow remote code execution on an affected system, aka "Microsoft SQL Server Remote Code Execution Vulnerability." This affects Microsoft SQL Server.
- Record
EUVD-2018-19937- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-xq9g-9hx4-3c38
A buffer overflow vulnerability exists in the Microsoft SQL Server that could allow remote code...
A buffer overflow vulnerability exists in the Microsoft SQL Server that could allow remote code execution on an affected system, aka "Microsoft SQL Server Remote Code Execution Vulnerability." This affects Microsoft SQL Server.
- Record
GHSA-xq9g-9hx4-3c38- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-8273 is a critical vulnerability (CVSS 9.8) in Microsoft Sql Server, published August 15, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 31.2%, the 98th percentile. No source names a fixed version.