How severe is CVE-2003-0859?

CVE-2003-0859 has a CVSS 2.0 base score of 4.9, rated medium severity.

Is CVE-2003-0859 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2003-0859?

CVE-2003-0859 primarily affects Gnu Glibc. In total, 18 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2003-0859?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2003-0859 published?

CVE-2003-0859 was published on 2003-12-15 and last updated on 2026-06-16.

CVE-2003-0859

CVE-2003-0859 is a medium-severity vulnerability in Gnu Glibc with a CVSS 2.0 base score of 4.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 2.0 base score 4.9)
EPSS exploit prediction: 0% (29th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Gnu Glibc
Published: 2003-12-15
Last modified: 2026-06-16

Description

The getifaddrs function in GNU libc (glibc) 2.2.4 and earlier allows local users to cause a denial of service by sending spoofed messages as other users to the kernel netlink interface.

Frequently asked questions

What is CVE-2003-0859?: The getifaddrs function in GNU libc (glibc) 2.2.4 and earlier allows local users to cause a denial of service by sending spoofed messages as other users to the kernel netlink interface.
How severe is CVE-2003-0859?: CVE-2003-0859 has a CVSS 2.0 base score of 4.9, rated medium severity.
Is CVE-2003-0859 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2003-0859?: CVE-2003-0859 primarily affects Gnu Glibc. In total, 18 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2003-0859?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2003-0859 published?: CVE-2003-0859 was published on 2003-12-15 and last updated on 2026-06-16.

References

Affected products (18)

cpe:2.3:a:gnu:glibc:2.3.2:*:*:*:*:*:*:*
cpe:2.3:a:gnu:zebra:0.91a:*:*:*:*:*:*:*
cpe:2.3:a:gnu:zebra:0.92a:*:*:*:*:*:*:*
cpe:2.3:a:gnu:zebra:0.93a:*:*:*:*:*:*:*
cpe:2.3:a:gnu:zebra:0.93b:*:*:*:*:*:*:*
cpe:2.3:a:quagga:quagga_routing_software_suite:0.96.2:*:*:*:*:*:*:*
cpe:2.3:a:sgi:propack:2.2.1:*:*:*:*:*:*:*
cpe:2.3:a:sgi:propack:2.3:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:2.1:*:advanced_server:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:2.1:*:advanced_server_ia64:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:2.1:*:enterprise_server:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:2.1:*:enterprise_server_ia64:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:2.1:*:workstation:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:2.1:*:workstation_ia64:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:3.0:*:advanced_servers:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:3.0:*:enterprise_server:*:*:*:*:*
cpe:2.3:o:redhat:linux_advanced_workstation:2.1:*:itanium_processor:*:*:*:*:*
cpe:2.3:h:intel:ia64:*:*:*:*:*:*:*:*

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