Is CVE-2003-0850 in the CISA KEV catalog?

No. CVE-2003-0850 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2003-0850?

CVE-2003-0850 has a CVSS v2 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2003-0850?

CVE-2003-0850 has an EPSS score of 3.68% (88th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2003-0850?

Upgrade libnids on debian 11 to 1.18-1 or later.

CVE & CISA-KEV Catalog

CVE-2003-0850

HIGHEPSS 88th pctl

7.5

CVSS v2

NVD

Description

The TCP reassembly functionality in libnids before 1.18 allows remote attackers to cause "memory corruption" and possibly execute arbitrary code via "overlarge TCP packets."

How to fix

Remediation Available

libnidsDebian

Fixed in:1.18-1CVE-2003-0850

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

3.68%probability of exploitation in 30 days

88thpercentile

Elevated risk: more likely to be exploited than 88% of all known CVEs.

References

Patch1

debian.org

Vendor Advisory1

sourceforge.net

Other references3

Embed a live status badge for CVE-2003-0850

Markdown

[![CVE-2003-0850](https://tridentstack.com/cve/badge/CVE-2003-0850.svg)](https://tridentstack.com/cve/CVE-2003-0850)

HTML

<a href="https://tridentstack.com/cve/CVE-2003-0850"><img src="https://tridentstack.com/cve/badge/CVE-2003-0850.svg" alt="CVE-2003-0850"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-16.