CVE-2009-3602

Summary

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.

Affected Software

Weaknesses

• n/a

ADP Enrichment

CVE Program Container

Additional 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

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

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