PT-2021-6821 · Oracle+8 · Mysql Server+7

Published 2021-07-20 · Updated 2021-12-31 · CVE-2021-2429

Positive Technologies (AI Summary)

CVSS v2.0

7.1

High

Base vector

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

Name of the Vulnerable Software and Affected Versions MySQL Server versions 8.0.25 and prior

Description The issue is related to errors in resource release in the InnoDB component of the MySQL database management system. Exploitation of this issue allows a remote attacker to cause a denial of service. Successful attacks can result in the ability to cause a hang or frequently repeatable crash of the MySQL Server.

Recommendations For versions 8.0.25 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.

Exploit

Improper Resource Release

Weakness Enumeration

CWE-404

Related Identifiers

ALSA-2021:3590

ALT-PU-2021-2461

ALT-PU-2021-2477

ALT-PU-2021-2571

ALT-PU-2021-3668

BDU:2022-02246

CESA-2021_3590

CVE-2021-2429

RHSA-2021:3590

RHSA-2021:3811

RHSA-2021_3590

RLSA-2021:3590

USN-5022-1

ZDI-21-889

Affected Products

Alt Linux

Almalinux

Centos

Linuxmint

Mysql Server

Red Hat

Rocky Linux

Ubuntu

References · 340

• 🔥 https://github.com/terorie/cve-2021-3449 · Exploit
• 🔥 https://github.com/riptl/cve-2021-3449 · Exploit
• 🔥 https://github.com/motikan2010/CVE-2020-5398 · Exploit
• 🔥 https://github.com/LeadroyaL/cve-2019-14540-exploit · Exploit
• 🔥 https://github.com/irsl/CVE-2020-1967 · Exploit
• 🔥 https://github.com/MBHudson/CVE-2020-1971 · Exploit
• https://ubuntu.com/security/CVE-2021-2389 · Vendor Advisory
• https://errata.rockylinux.org/RLSA-2021:3590 · Vendor Advisory
• https://oracle.com/security-alerts/cpujul2021.html · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-2402 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-2340 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-2429 · Security Note
• https://ubuntu.com/security/CVE-2021-2422 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-2437 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-5022-1 · Vendor Advisory