How severe is CVE-2008-4194?

CVE-2008-4194 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2008-4194 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-4194?

CVE-2008-4194 primarily affects Pdnsd. In total, 16 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2008-4194?

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

When was CVE-2008-4194 published?

CVE-2008-4194 was published on 2008-09-24 and last updated on 2026-06-16.

CVE-2008-4194

CVE-2008-4194 is a medium-severity vulnerability in Pdnsd with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-399.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 7% (93rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-399
Affected product: Pdnsd
Published: 2008-09-24
Last modified: 2026-06-16

Description

The p_exec_query function in src/dns_query.c in pdnsd before 1.2.7-par allows remote attackers to cause a denial of service (daemon crash) via a long DNS reply with many entries in the answer section, related to a "dangling pointer bug."

Frequently asked questions

What is CVE-2008-4194?: The p_exec_query function in src/dns_query.c in pdnsd before 1.2.7-par allows remote attackers to cause a denial of service (daemon crash) via a long DNS reply with many entries in the answer section, related to a "dangling pointer bug."
How severe is CVE-2008-4194?: CVE-2008-4194 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2008-4194 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-4194?: CVE-2008-4194 primarily affects Pdnsd. In total, 16 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2008-4194?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2008-4194 published?: CVE-2008-4194 was published on 2008-09-24 and last updated on 2026-06-16.

References

Affected products (16)

cpe:2.3:a:pdnsd:pdnsd:*:*:*:*:*:*:*:*
cpe:2.3:a:pdnsd:pdnsd:1.1.7:*:*:*:*:*:*:*
cpe:2.3:a:pdnsd:pdnsd:1.1.7a:*:*:*:*:*:*:*
cpe:2.3:a:pdnsd:pdnsd:1.1.8b1-par4:*:*:*:*:*:*:*
cpe:2.3:a:pdnsd:pdnsd:1.1.8b1-par5:*:*:*:*:*:*:*
cpe:2.3:a:pdnsd:pdnsd:1.1.8b1-par6:*:*:*:*:*:*:*
cpe:2.3:a:pdnsd:pdnsd:1.1.8b1-par7:*:*:*:*:*:*:*
cpe:2.3:a:pdnsd:pdnsd:1.1.8b1-par8:*:*:*:*:*:*:*
cpe:2.3:a:pdnsd:pdnsd:1.1.9-par:*:*:*:*:*:*:*
cpe:2.3:a:pdnsd:pdnsd:1.1.10-par:*:*:*:*:*:*:*
cpe:2.3:a:pdnsd:pdnsd:1.1.11-par:*:*:*:*:*:*:*
cpe:2.3:a:pdnsd:pdnsd:1.1.11a-par:*:*:*:*:*:*:*
cpe:2.3:a:pdnsd:pdnsd:1.2-par:*:*:*:*:*:*:*
cpe:2.3:a:pdnsd:pdnsd:1.2.1_par:*:*:*:*:*:*:*
cpe:2.3:a:pdnsd:pdnsd:1.2.4-par:*:*:*:*:*:*:*
cpe:2.3:a:pdnsd:pdnsd:1.2.5-par:*:*:*:*:*:*:*

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