CVE-1999-1203

Summary

CVE-1999-1203 is a denial-of-service vulnerability affecting Multilink Point-to-Point Protocol (PPP) for ISDN dialup users in Ascend versions prior to 4.6. An attacker can exploit this issue by sending a spoofed endpoint identifier to the targeted system, leading to a resource exhaustion and subsequent denial of service. This weakness could result in significant network disruptions if not properly mitigated. It is essential for organizations using Ascend Multilink PPP before version 4.6 to apply the necessary patches or upgrades to address this vulnerability and protect their networks from potential attacks.

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