Black Kite is a finalist in the 2026 SC Awards for continued innovation and leadership in third-party cyber risk intelligence.Learn more
BlackKite: Home
Menu

PUBLISHED DATE: July 29, 1999CVE-1999-0770:
Denial of Service Vulnerability

CVSS:
2.1
EPSS:
62.30%
Exploitability:
3.9
In KEV:
No
Description

Firewall-1 sets a long timeout for connections that begin with ACK or other packets except SYN, allowing an attacker to conduct a denial of service via a large number of connection attempts to unresponsive systems.

Products
Questions to Ask Vendors
  1. Can you confirm whether your systems are affected by CVE-1999-0770, and if so, what steps are you currently taking to mitigate this vulnerability?
  2. What is your estimated timeline for fully resolving CVE-1999-0770 in your products or services, and how will you communicate updates on this issue to us as your customer?
Recommended Actions
References

Ready to get results you can trust?