CVE-2003-0858

Zebra 0.93b and earlier, and quagga before 0.95, allows local users to cause a denial of service...

2.1 LowFix available

Zebra 0.93b and earlier, and quagga before 0.95, allows local users to cause a denial of service by sending spoofed messages as other users to the kernel netlink interface.

Exploit likelihood

0.36%Down 0.7 points since Feb 4, 2022

What each source reports

NVD Score used 2.1

Zebra 0.93b and earlier, and quagga before 0.95, allows local users to cause a denial of service by sending spoofed messages as other users to the kernel netlink interface.

Record: CVE-2003-0858
CVSS 2.0: 2.1 LowAV:L/AC:L/Au:N/C:N/I:N/A:P
Weakness: CWE-399
Updated: 2026-11-02

CVE List No score

Zebra 0.93b and earlier, and quagga before 0.95, allows local users to cause a denial of service by sending spoofed messages as other users to the kernel netlink interface.

Record: CVE-2003-0858
Updated: 2026-11-02

EUVDEUVD-2003-0849 No score

Zebra 0.93b and earlier, and quagga before 0.95, allows local users to cause a denial of service by sending spoofed messages as other users to the kernel netlink interface.

Record: EUVD-2003-0849
Updated: 2026-11-03

GitHub AdvisoriesGHSA-44r4-q6xp-rh44 No score

Zebra 0.93b and earlier, and quagga before 0.95, allows local users to cause a denial of service...

Zebra 0.93b and earlier, and quagga before 0.95, allows local users to cause a denial of service by sending spoofed messages as other users to the kernel netlink interface.

Record: GHSA-44r4-q6xp-rh44
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`quagga` Red Hat:enterprise_linux:3::as	before 0:0.96.2-8.3E	0:0.96.2-8.3E
`quagga-debuginfo` Red Hat:enterprise_linux:3::as	before 0:0.96.2-8.3E	0:0.96.2-8.3E
`quagga` Red Hat:enterprise_linux:3::es	before 0:0.96.2-8.3E	0:0.96.2-8.3E
`quagga-debuginfo` Red Hat:enterprise_linux:3::es	before 0:0.96.2-8.3E	0:0.96.2-8.3E

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2003-0858 is a low vulnerability (CVSS 2.1) in Gnu Zebra, published November 18, 2003. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.36%, the 29th percentile. Fixed in quagga 0:0.96.2-8.3E.

References

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