What’s Vulnerable › Vulnerabilities

CVE-1999-1203

• Severity: medium (CVSS 5.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 1999-02-12 · updated 2026-06-16

Description

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.

Affected products

• Ascend Multilink Ppp For Isdn: through 4.6

References

• http://marc.info/?l=bugtraq&m=91868964203769&w=2
• http://marc.info/?l=bugtraq&m=91888117502765&w=2
• http://www.iss.net/security_center/static/7498.php
• http://marc.info/?l=bugtraq&m=91868964203769&w=2
• http://marc.info/?l=bugtraq&m=91888117502765&w=2
• http://www.iss.net/security_center/static/7498.php

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