PT-2023-2550 · Oracle+8 · Mysql Server+7

Published 2023-04-18 · Updated 2025-01-20 · CVE-2023-21920

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions MySQL Server versions 8.0.32 and prior

Description The issue is related to insufficient input validation in the Server: Optimizer component of MySQL Server, allowing a high-privileged attacker with network access via multiple protocols to compromise the server. Successful attacks can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server.

Recommendations For versions 8.0.32 and prior, update to a version that contains a fix for this issue. At the moment, there is no information about a newer version that contains a fix for this vulnerability. As a temporary workaround, consider restricting access to the Server: Optimizer component to minimize the risk of exploitation.

Exploit

RCE

Weakness Enumeration

CWE-20

Related Identifiers

ALSA-2024:0894

ALSA-2024:1141

ALT-PU-2023-7320

ALT-PU-2023-7463

ALT-PU-2023-7647

ALT-PU-2023-7888

BDU:2023-02360

CESA-2024_0894

CVE-2023-21920

INFSA-2024_1141

OESA-2023-1834

OESA-2023-1835

OESA-2023-1836

OESA-2024-2071

RHSA-2024:0894

RHSA-2024:1141

RHSA-2024:2619

RHSA-2024_0894

RHSA-2024_1141

USN-6060-1

USN-6060-3

Affected Products

Alt Linux

Almalinux

Centos

Linuxmint

Mysql Server

Red Hat

Rocky Linux

Ubuntu

References · 794

• 🔥 https://github.com/d0rb/CVE-2023-38545 · Exploit
• 🔥 https://github.com/UTsweetyfish/CVE-2023-38545 · Exploit
• 🔥 https://github.com/fatmo666/CVE-2023-38545-libcurl-SOCKS5-heap-buffer-overflow · Exploit
• 🔥 https://github.com/imfht/CVE-2023-38545 · Exploit
• 🔥 https://github.com/vanigori/CVE-2023-38545-sample · Exploit
• 🔥 https://github.com/bcdannyboy/CVE-2023-38545 · Exploit
• 🔥 https://github.com/xen0bit/CVE-2022-37434_poc · Exploit
• https://bdu.fstec.ru/vul/2023-02492 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2022-21440 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-21882 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-22059 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2022-21531 · Security Note
• https://osv.dev/vulnerability/ALSA-2024:0894 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-21417 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-21920 · Security Note