CVE-2022-27255 Realtek SDK Vuln; Voicmail HTML Phish; Palo Alto DDoS Realtek eCOS SDK SIP ALG Vulnerability https://isc.sans.edu/diary/Phishing+HTML+Attachment+as+Voicemail+Audio+Transcription/28938 Phishing HTML Attachment as Voicemail Audio Transcription https://isc.sans.edu/diary/Phishing+HTML+Attachment+as+Voicemail+Audio+Transcription/28938 CVE-2022-0028 PAN-OS: Reflected Amplification Denial-of-Service Vulnerability https://security.paloaltonetworks.com/CVE-2022-0028 keywords: realtek; ecos; sdk; sip; alg; phishing; html; voicemail; cve-2022-0028; pan-os