PowerDNS Recursor before 3.1.5 uses insufficient randomness to calculate (1)...
Vulnerability Description
PowerDNS Recursor before 3.1.5 uses insufficient randomness to calculate (1) TRXID values and (2) UDP source port numbers, which makes it easier for remote attackers to poison a DNS cache, related to (a) algorithmic deficiencies in rand and random functions in external libraries, (b) use of a 32-bit seed value, and (c) choice of the time of day as the sole seeding information.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
Am I Vulnerable?
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://secunia.com/advisories/29764
- http://secunia.com/advisories/29737
- http://www.debian.org/security/2008/dsa-1544
- https://www.redhat.com/archives/fedora-package-announce/2008-April/msg00198.html
- http://www.securityfocus.com/bid/28517
- http://doc.powerdns.com/changelog.html
- http://www.trusteer.com/docs/powerdnsrecursor.html
- http://secunia.com/advisories/29584
- http://lists.opensuse.org/opensuse-security-announce/2008-06/msg00001.html
- http://www.vupen.com/english/advisories/2008/1046/references
- http://www.trusteer.com/docs/PowerDNS_recursor_DNS_Cache_Poisoning.pdf
- http://secunia.com/advisories/29830
- http://doc.powerdns.com/powerdns-advisory-2008-01.html
- https://exchange.xforce.ibmcloud.com/vulnerabilities/41534
- http://security.gentoo.org/glsa/glsa-200804-22.xml
- https://www.redhat.com/archives/fedora-package-announce/2008-April/msg00224.html
- http://www.securityfocus.com/archive/1/490330/100/0/threaded
- http://secunia.com/advisories/30581
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CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.