CVE-2008-4126
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…
Does this matter?
Lower severity and a low EPSS score (2.19%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 2.0
- 6.4 MEDIUMAV:N/AC:L/Au:N/C:N/I:P/A:P
- EPSS
- 2.19% probability · 81th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-16
- Affected
- debian/python-dns
- Source
- cve@mitre.org
References
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=490217
- http://packages.debian.org/changelogs/pool/main/p/python-dns/python-dns_2.3.3-1/changelog
- http://www.openwall.com/lists/oss-security/2008/09/11/1
- http://www.openwall.com/lists/oss-security/2008/09/16/4
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=490217
- http://packages.debian.org/changelogs/pool/main/p/python-dns/python-dns_2.3.3-1/changelog
- http://www.openwall.com/lists/oss-security/2008/09/11/1
- http://www.openwall.com/lists/oss-security/2008/09/16/4
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.