#256 - Intel Chat: RediShell, Cisco zero-day vulnerability, AI voice cloning tech, Brickstorm & pro-Russia teen hackers arrested

In this episode of The Cybersecurity Defenders Podcast, we discuss some intel being shared in the LimaCharlie community.

• A newly disclosed vulnerability in Redis, dubbed RediShell and tracked as CVE-2025-49844, affects all Redis versions and carries a maximum CVSS score of 10.0.

• Cisco has disclosed a critical zero-day vulnerability—CVE-2025-20352—affecting its widely deployed IOS and IOS XE software, confirming active exploitation in the wild.
• Researchers at NCC Group have found that voice cloning technology has reached a level where just five minutes of recorded audio is enough to generate convincing voice clones in real time.
• A China-linked cyber-espionage group, tracked as UNC5221, has been systematically targeting network infrastructure appliances that lack standard endpoint detection and response (EDR) support.
• Dutch authorities have arrested two 17-year-old boys suspected of being recruited by pro-Russian hackers to carry out surveillance activities.

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