Cisco’s Critical Flaw: A Networking Nightmare with a Perfect 10 CVSS Score

Cisco ISE vulnerabilities have joined forces to create a security nightmare worthy of its perfect CVSS score. With CVE-2025-20337 lurking, even the toughest security policies could face a breach the size of a campus. Time to patch before the guest Wi-Fi becomes the villain’s lair!

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Hot Take:

Looks like Cisco is throwing a vulnerability party, and everyone’s invited! With CVE-2025-20337, Cisco’s ISE products are handing out root access like candy on Halloween. So, if you’re feeling a bit too secure, maybe it’s time to check if you’ve got the latest patches, because hackers might just RSVP to this unsanctioned bash!

Key Points:

  • CVE-2025-20337 is a critical vulnerability in Cisco’s ISE and ISE-PIC products, with a CVSS score of 10.
  • This flaw allows unauthenticated, remote attackers to execute commands as the root user.
  • Three vulnerabilities, including this one, can be exploited independently and are due to insufficient input validation.
  • Updates are available, and users are advised to upgrade to specific patches to mitigate the risks.
  • Despite the severity, Cisco’s PSIRT has not detected active exploitation yet.

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