Juniper Networks addresses a critical security flaw in Junos OS – tracked as CVE-2021-0254 – that could be exploited by threat actors to remotely disrupt or hijack vulnerable devices.
As per the security advisory published by the company, “A buffer size validation vulnerability in the overlaid service of Juniper Networks Junos OS may allow an unauthenticated remote attacker to send specially crafted packets to the device, triggering a partial Denial of Service (DoS) condition, or leading to remote code execution (RCE). Continued receipt and processing of these packets will sustain the partial DoS.”
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