#VU64363 Input validation error in Microsoft SQL Server - CVE-2022-29143

Vulnerability identifier: #VU64363

Vulnerability risk: Medium

CVSSv4.0: 5.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-29143

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Microsoft SQL Server
Server applications / Database software

Vendor: Microsoft

Description

The vulnerability allows a remote attacker to execute arbitrary code on the system.

The vulnerability exists due to insufficient validation of user-supplied input in Microsoft SQL Server. A remote user can pass specially crafted input to the application and execute arbitrary code on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Microsoft SQL Server: 2014 12.0.2000.8, 2016 13.0.1601.5, 2017 14.0.1000.169, 2019 15.0.2000.5

---

External links
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-29143

---

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.