What is the severity of ZDI-CAN-13265?

The severity of ZDI-CAN-13265 is critical due to the potential for remote code execution without authentication.

How do I fix ZDI-CAN-13265?

To fix ZDI-CAN-13265, update MySQL to the latest version provided by Oracle that addresses this vulnerability.

What impact does ZDI-CAN-13265 have on MySQL installations?

ZDI-CAN-13265 allows remote attackers to execute arbitrary code, potentially leading to complete system compromise.

Is authentication needed to exploit ZDI-CAN-13265?

No, ZDI-CAN-13265 can be exploited without any authentication, making it particularly dangerous.

Which versions of MySQL are affected by ZDI-CAN-13265?

ZDI-CAN-13265 affects specific installations of MySQL that utilize the memcached plugin, but you should check Oracle's security alerts for detailed version information.

Vulnerability/
ZDI-CAN-13265

critical

9.8

2/2/2025

ZDI-CAN-13265: MySQL memcached Plugin Integer Underflow Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on affected installations of MySQL. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of Append and Prepend commands in the memcached plugin. The issue results from the lack of proper validation of user-supplied data, which can result in an integer underflow before writing to memory. An attacker can leverage this vulnerability to execute code in the context of the service account.

Affected Software	Affected Version	How to fix
MySQL

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Frequently Asked Questions

What is the severity of ZDI-CAN-13265?
The severity of ZDI-CAN-13265 is critical due to the potential for remote code execution without authentication.
How do I fix ZDI-CAN-13265?
To fix ZDI-CAN-13265, update MySQL to the latest version provided by Oracle that addresses this vulnerability.
What impact does ZDI-CAN-13265 have on MySQL installations?
ZDI-CAN-13265 allows remote attackers to execute arbitrary code, potentially leading to complete system compromise.
Is authentication needed to exploit ZDI-CAN-13265?
No, ZDI-CAN-13265 can be exploited without any authentication, making it particularly dangerous.
Which versions of MySQL are affected by ZDI-CAN-13265?
ZDI-CAN-13265 affects specific installations of MySQL that utilize the memcached plugin, but you should check Oracle's security alerts for detailed version information.

agent/references
agent/softwarecombine
agent/severity
agent/title
agent/description
agent/type
agent/event
agent/source
agent/tags
collector/zdi-advisory
source/ZDI
alias/ZDI-21-880
alias/ZDI-CAN-13265
alias/CVE-2021-2389
agent/software-canonical-lookup
agent/software-canonical-lookup-request
vendor/oracle
canonical/mysql

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Frequently Asked Questions

What is the severity of ZDI-CAN-13265?
The severity of ZDI-CAN-13265 is critical due to the potential for remote code execution without authentication.
How do I fix ZDI-CAN-13265?
To fix ZDI-CAN-13265, update MySQL to the latest version provided by Oracle that addresses this vulnerability.
What impact does ZDI-CAN-13265 have on MySQL installations?
ZDI-CAN-13265 allows remote attackers to execute arbitrary code, potentially leading to complete system compromise.
Is authentication needed to exploit ZDI-CAN-13265?
No, ZDI-CAN-13265 can be exploited without any authentication, making it particularly dangerous.
Which versions of MySQL are affected by ZDI-CAN-13265?
ZDI-CAN-13265 affects specific installations of MySQL that utilize the memcached plugin, but you should check Oracle's security alerts for detailed version information.