PT-2023-7594 · Oracle+4 · Mysql Server+3

Published 2023-01-17 · Updated 2023-12-10 · CVE-2023-21840

Positive Technologies (AI Summary)

CVSS v2.0

6.1

Medium

Base vector

AV:N/AC:L/Au:M/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions MySQL Server versions 5.7.40 and prior

Description The issue is related to errors in resource release, which can be exploited by a high-privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server.

Recommendations For versions 5.7.40 and prior, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Improper Resource Release

Weakness Enumeration

CWE-404

Related Identifiers

ALT-PU-2023-7318

ALT-PU-2023-7463

ALT-PU-2023-7647

ALT-PU-2023-7888

BDU:2023-08654

CVE-2023-21840

USN-5823-1

USN-5823-2

USN-5823-3

Affected Products

Alt Linux

Linuxmint

Mysql Server

Ubuntu

References · 37

• https://ubuntu.com/security/CVE-2023-21869 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-21875 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-21867 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-32221 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-21878 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-21881 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-5823-3 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-21840 · Security Note
• https://osv.dev/vulnerability/USN-5823-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-21840 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-21863 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-21876 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-21883 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2023-21840 · Security Note
• https://ubuntu.com/security/notices/USN-5823-2 · Vendor Advisory