Nagios Log Server’s XSS Flaw: When Email Fields Go Rogue!

A stored XSS vulnerability in Nagios Log Server 2024R1.3.1 hilariously lets low-privileged users inject JavaScript through their email field. When an admin views the logs, a new admin account is sneakily created. It’s like the ultimate prank of turning a lowly user into an unintentional admin!

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Hot Take:

Wow, Nagios! You just made the term “logging in” take on an entirely new meaning! Who knew that checking out logs could lead to a whole new world of admin privileges? It’s like getting a surprise promotion at work, only this time you’re not the one getting promoted—it’s your friendly neighborhood hacker! Time to patch up those logs before your system starts hosting its own unauthorized party!

Key Points:

  • A stored XSS vulnerability targets Nagios Log Server 2024R1.3.1 and older versions.
  • Low-privileged users can inject malicious JavaScript into their profile’s email field.
  • When an admin reviews logs, the script creates an unauthorized admin account.
  • The vulnerability can be combined to achieve remote code execution (RCE).
  • This exploit has a critical CVSS score of 9.3, so proceed with caution!

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