Cyber S.O.S: Cisco’s Fix for Critical Wireless Flaw – Update Now or Risk It!
Cisco’s software fix tackles a maximum-severity security flaw in its IOS XE Wireless Controller, CVE-2025-20188, rated a perfect 10.0. This flaw could let a remote attacker upload files and execute commands. To exploit it, a default-disabled feature must be on, so update now or keep it off to avoid uninvited guests.
Hot Take:
Wow, Cisco’s IOS XE Wireless Controller really took the “upload your files” concept to the next level, but thankfully, they’re fixing it before it becomes a hacker’s favorite new feature. Remember, folks, when life gives you vulnerabilities, patch ’em up before they give you lemons in the form of unauthorized file uploads!
Key Points:
- Cisco releases a fix for a critical vulnerability in IOS XE Wireless Controller.
- The flaw, CVE-2025-20188, scores a perfect 10 on the CVSS scale.
- It stems from a hard-coded JWT, allowing for arbitrary file uploads.
- Vulnerability requires Out-of-Band AP Image Download feature to be enabled.
- No evidence of this flaw being exploited in the wild yet.
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