CVE-2005-0877

HIGHNVD 7.5

7.5

Dnsmasq before 2.21 allows remote attackers to poison the DNS cache via answers to queries that were not made by Dnsmasq.

CVSS v3: 7.5
EG Score: —
EPSS: 17.1%
KEV: Not listed

Published

May 2, 2005

Last Modified

April 16, 2026

References (8)

cve@mitrehttp://secunia.com/advisories/14691
cve@mitrehttp://www.securityfocus.com/bid/12897
cve@mitrehttp://www.thekelleys.org.uk/dnsmasq/CHANGELOG
cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/19826
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/14691
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/12897
af854a3a-2127-422b-91ae-364da2661108http://www.thekelleys.org.uk/dnsmasq/CHANGELOG
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/19826

Data Freshness Timeline

(refreshed 13× in last 7d / 19× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-29 13:40 UTCepss_batch
2026-05-29 13:40 UTCepss_batch
2026-05-28 18:06 UTCOSV refresh
2026-05-28 13:42 UTCepss_batch
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2026-05-28 13:42 UTCepss_batch
2026-05-27 13:37 UTCepss_batch
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2026-05-26 07:16 UTCepss_batch
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2026-05-24 16:42 UTCepss_batch
2026-05-22 21:15 UTCepss_batch
2026-05-21 22:38 UTCepss_batch
2026-05-20 22:36 UTCepss_batch
2026-05-20 22:36 UTCepss_batch
2026-05-20 11:20 UTCepss_batch
2026-05-20 11:20 UTCepss_batch
2026-05-18 21:29 UTCepss_batch

Frequently asked(5)

What is CVE-2005-0877?

CVE-2005-0877 is a high vulnerability published on May 2, 2005. Dnsmasq before 2.21 allows remote attackers to poison the DNS cache via answers to queries that were not made by Dnsmasq.

When was CVE-2005-0877 disclosed?

CVE-2005-0877 was first published in the National Vulnerability Database on May 2, 2005, with the most recent update on April 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2005-0877 actively exploited?

CVE-2005-0877 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 17.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2005-0877?

CVE-2005-0877 has a CVSS v3 base score of 7.5 (NVD).

How do I remediate CVE-2005-0877?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2005-0877, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2005-0877

📅 Published

🔄 Last Modified

🔗 References (8)