Cisco has a 'Chinese warning': Critical flaw gives Chinese hackers complete access to...
Chinese hackers are exploiting a critical Cisco email security flaw, gaining root access and installing backdoors. This zero-day vulnerability, CVE-2025-20393, affects specific configurations and remains unpatched, forcing a rebuild of compromised systems. The US government has flagged it as a major threat, urging immediate action despite the lack of a fix.
Chinese hackers are exploiting a critical Cisco email security flaw, gaining root access and installing backdoors. This zero-day vulnerability, CVE-2025-20393, affects specific configurations and remains unpatched, forcing a rebuild of compromised systems. The US government has flagged it as a major threat, urging immediate action despite the lack of a fix.
