CVE-2009-3602 | BDVDB-2026-38882 Detail
Description#
Unbound before 1.3.4 does not properly verify signatures for NSEC3 records, which allows remote attackers to cause secure delegations to be downgraded via DNS spoofing or other DNS-related attacks in conjunction with crafted delegation responses.
Impact#
No impact statement in the source data.
Weaknesses#
No weakness recorded in the source data.
References#
- http://secunia.com/advisories/37913
- http://www.openwall.com/lists/oss-security/2009/10/09/3
- http://secunia.com/advisories/36996
- http://unbound.net/pipermail/unbound-users/2009-October/000852.html
- http://www.vupen.com/english/advisories/2009/2875
- https://exchange.xforce.ibmcloud.com/vulnerabilities/53729
- http://www.openwall.com/lists/oss-security/2009/10/09/2
- http://osvdb.org/58836
- http://www.debian.org/security/2009/dsa-1963
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.