CVE-2003-0489

CVE-2003-0489 is a high-severity vulnerability in Michael C. Toren Tcptraceroute with a CVSS 2.0 base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

tcptraceroute 1.4 and earlier does not fully drop privileges after obtaining a file descriptor for capturing packets, which may allow local users to gain access to the descriptor via a separate vulnerability in tcptraceroute.

Frequently asked questions

What is CVE-2003-0489?
tcptraceroute 1.4 and earlier does not fully drop privileges after obtaining a file descriptor for capturing packets, which may allow local users to gain access to the descriptor via a separate vulnerability in tcptraceroute.
How severe is CVE-2003-0489?
CVE-2003-0489 has a CVSS 2.0 base score of 7.2, rated high severity.
Is CVE-2003-0489 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2003-0489?
CVE-2003-0489 affects Michael C. Toren Tcptraceroute. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2003-0489?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2003-0489 published?
CVE-2003-0489 was published on 2003-08-07 and last updated on 2026-06-16.

References

Affected products (1)