CVE-2008-4126

python-pydns uses insecure DNS source ports

Published Sep 18, 2008 CVSS 2.0 · 6.4 Medium EPSS 2.2% KEV · Not listed
Description
PyDNS (aka python-dns) before 2.3.1-5 in Debian GNU/Linux does not use random source ports for DNS requests and does not use random transaction IDs for DNS retries, which makes it easier for remote attackers to spoof DNS responses, a different vulnerability than CVE-2008-1447. NOTE: this vulnerability exists because of an incomplete fix for CVE-2008-4099.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2008-4109 PyDNS (aka python-dns) before 2.3.1-5 in Debian GNU/Linux does not use random source ports for DNS requests and does not use random transaction IDs for DNS retries, which makes it easier for remote attackers to spoof DNS responses, a different vulnerability than CVE-2008-1447. NOTE: this vulnerability exists because of an incomplete fix for CVE-2008-4099.
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Sep 16, 2024, 7:20 PM
Reserved
Sep 18, 2008, 12:00 AM
Status
Modified
Published
Sep 18, 2008, 5:59 PM
Modified
Jun 16, 2026, 10:57 PM
Severity
Moderate
Public date
Sep 11, 2008, 12:00 AM