CVE-1999-0454

High

Published: 01/01/1999(UTC)Updated: 16/06/2026(UTC)Translated: 17/06/2026(UTC)NVD NIST

Exploitation Probability (EPSS)

High risk

2.78%

85th percentile - higher than 85% of all known CVEs

Summary

A remote attacker can sometimes identify the operating system of a host based on how it reacts to some IP or ICMP packets, using tools such as nmap or queso.

Risk Assessment

The ability to identify the operating system may lead to increased attack risks, as attackers can tailor their methods to the specific system.

Recommendation

It is recommended to implement techniques to obscure operating system information and to monitor network traffic for potential scanning attempts.

Other vulnerabilities in System operacyjny

See all

CVE-2023-3467High
CVE-2023-3467 vulnerability allows privilege escalation to the system administrator level (nsroot). This can lead to unauthorized access to critical system resources.
CVE-1999-0530High
The system is operating in 'promiscuous' mode, allowing for packet sniffing.

Original NVD description (English source)

A remote attacker can sometimes identify the operating system of a host based on how it reacts to some IP or ICMP packets, using a tool such as nmap or queso.