A vulnerability was found in Nagios Nagios-plugins up to 2.4.4. It has been rated as problematic. The manipulation of the argument ProxyCommand/LocalCommand/PermitLocalCommand with an unknown input leads to a unknown weakness. Using CWE to declare the problem leads to CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. CVE summarizes:

check_by_ssh in Nagios nagios-plugins 2.4.5 allows arbitrary command execution via ProxyCommand, LocalCommand, and PermitLocalCommand with \${IFS}. This has been categorized both as fixed in e8810de, and as intended behavior.

The advisory is shared for download at github.com. This vulnerability is handled as CVE-2023-37154 since 06/28/2023. The exploitation is known to be easy. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1202.

Upgrading to version 2.4.5 eliminates this vulnerability. Applying the patch e8810de21be80148562b7e0168b0a62aeedffde6 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Productinfo

Type

• Log Management Software

Vendor

• Nagios

Name

• Nagios-plugins

Version

• 2.4.0
• 2.4.1
• 2.4.2
• 2.4.3
• 2.4.4

License

• open-source

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CPE 2.2info

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