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Vulnerability record · CVE-2005-1519 · published 11 May 2005

CVE-2005-1519: Squid vulnerability

Squid · Squid

Squid 2.5 STABLE9 and earlier, when the DNS client port is unfiltered and the environment does not prevent IP spoofing, allows remote attackers to spoof DNS lookups.

6.4 CVSS 2.0 Medium EPSS 2.4% · top 16.9%
6.4CVSS 2.0 base score
2.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
18References
16 Jun 2026Last modified by NVD

Description

Squid 2.5 STABLE9 and earlier, when the DNS client port is unfiltered and the environment does not prevent IP spoofing, allows remote attackers to spoof DNS lookups.

AV:N/AC:L/Au:N/C:N/I:P/A:P

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://fedoranews.org/updates/FEDORA--.shtml
http://secunia.com/advisories/15294 Patch
http://www.debian.org/security/2005/dsa-751
http://www.redhat.com/archives/fedora-announce-list/2005-May/msg00025.html
http://www.redhat.com/support/errata/RHSA-2005-489.html
http://www.securityfocus.com/bid/13592
http://www.squid-cache.org/Versions/v2/2.5/bugs/#squid-2.5.STABLE9-dns_query Patch
http://www.vupen.com/english/advisories/2005/0521
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9976
http://fedoranews.org/updates/FEDORA--.shtml
http://secunia.com/advisories/15294 Patch
http://www.debian.org/security/2005/dsa-751
http://www.redhat.com/archives/fedora-announce-list/2005-May/msg00025.html
http://www.redhat.com/support/errata/RHSA-2005-489.html
http://www.securityfocus.com/bid/13592
http://www.squid-cache.org/Versions/v2/2.5/bugs/#squid-2.5.STABLE9-dns_query Patch
http://www.vupen.com/english/advisories/2005/0521
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9976

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2005-1519), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.