How severe is CVE-2002-0684?

CVE-2002-0684 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2002-0684 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2002-0684?

CVE-2002-0684 primarily affects Gnu Glibc. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2002-0684?

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-2002-0684 published?

CVE-2002-0684 was published on 2002-08-12 and last updated on 2026-06-16.

CVE-2002-0684

CVE-2002-0684 is a high-severity vulnerability in Gnu Glibc with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 6% (92nd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Gnu Glibc
Published: 2002-08-12
Last modified: 2026-06-16

Description

Buffer overflow in DNS resolver functions that perform lookup of network names and addresses, as used in BIND 4.9.8 and ported to glibc 2.2.5 and earlier, allows remote malicious DNS servers to execute arbitrary code through a subroutine used by functions such as getnetbyname and getnetbyaddr.

Frequently asked questions

What is CVE-2002-0684?: Buffer overflow in DNS resolver functions that perform lookup of network names and addresses, as used in BIND 4.9.8 and ported to glibc 2.2.5 and earlier, allows remote malicious DNS servers to execute arbitrary code through a subroutine used by functions such as getnetbyname and getnetbyaddr.
How severe is CVE-2002-0684?: CVE-2002-0684 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2002-0684 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2002-0684?: CVE-2002-0684 primarily affects Gnu Glibc. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2002-0684?: 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-2002-0684 published?: CVE-2002-0684 was published on 2002-08-12 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:*
cpe:2.3:a:isc:bind:4.9.8:*:*:*:*:*:*:*

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