SB2023021508 - Remote code execution in Microsoft ODBC Driver

Description

This security bulletin contains information about 2 vulnerabilities.

1) Buffer overflow (CVE-ID: CVE-2023-21797)

CWE-ID: CWE-119 - Memory corruption

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green

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

The vulnerability exists due to a boundary error in Microsoft ODBC Driver. A remote attacker can trick the victim into connecting to a malicious SQL server, trigger memory corruption and execute arbitrary code on the client's system.

2) Buffer overflow (CVE-ID: CVE-2023-21798)

CWE-ID: CWE-119 - Memory corruption

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green

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

The vulnerability exists due to a boundary error in Microsoft ODBC Driver. A remote attacker can trick the victim into connecting to a malicious SQL server, trigger memory corruption and execute arbitrary code on the client's system.

Remediation

Install update from vendor's website.

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21797
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21798