PUBLISHED DATE: August 18, 1998CVE-1999-0157:
Denial of Service Vulnerability

Description

Cisco PIX firewall and CBAC IP fragmentation attack results in a denial of service.

Products

• Cisco IOS 11.2P
• Cisco IOS 11.3T
• Cisco IOS 12.0
• Cisco IOS 12.0T
• Cisco PIX Firewall Software 4.2.1

Questions to Ask Vendors

1. Can you confirm whether your systems are affected by CVE-1999-0157, and if so, what steps are you currently taking to mitigate this vulnerability?
2. What is your estimated timeline for fully resolving CVE-1999-0157 in your products or services, and how will you communicate updates on this issue to us as your customer?

Recommended Actions

• Check out the advisory links provided below.

References

• https://nvd.nist.gov/vuln/detail/CVE-1999-0157