CVE-1999-1203

Medium

Published: 12/02/1999(UTC)Updated: 16/06/2026(UTC)Translated: 18/06/2026(UTC)NVD NIST

Exploitation Probability (EPSS)

Elevated risk

1.61%

73th percentile - higher than 73% of all known CVEs

Summary

Multilink PPP for ISDN dialup users in Ascend before version 4.6 allows remote attackers to cause a denial of service via a spoofed endpoint identifier.

Risk Assessment

Attackers can exploit this vulnerability to disrupt service, potentially leading to communication outages for users.

Recommendation

It is recommended to update the software to the latest version to mitigate this vulnerability.

Original NVD description (English source)

Multilink PPP for ISDN dialup users in Ascend before 4.6 allows remote attackers to cause a denial of service via a spoofed endpoint identifier.