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The companys customers are now required to reset their passwords, Xfinity confirmed.

It also said it strongly recommends users enable multi-factor authentication (MFA) to secure their accounts.

Petya nagscreen

The vulnerability in question is tracked as CVE-2023-4966.

It carries a severity score of 9.4 and affects NetScaler ADC, and NetScaler Gateway.

A proof-of-concept dubbed Citrix Bleed soon appeared on GitHub.

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