60493 : ISC BIND DNSSEC Recursive Query Additional Section Cache Poisoning
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Timeline

Disclosure Date
2009-11-23

Description

<em style='font-weight:bold;'>(Description Provided by <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=2009-4022" target="_blank">CVE</a>)</em> : Unspecified vulnerability in ISC BIND 9.0.x through 9.3.x, 9.4 before 9.4.3-P4, 9.5 before 9.5.2-P1, 9.6 before 9.6.1-P2, and 9.7 beta before 9.7.0b3, with DNSSEC validation enabled and checking disabled (CD), allows remote attackers to conduct DNS cache poisoning attacks by receiving a recursive client query and sending a response that contains an Additional section with crafted data, which is not properly handled when the response is processed &quot;at the same time as requesting DNSSEC records (DO),&quot; aka Bug 20438.

Classification

Location: Remote / Network Access
Attack Type: Input Manipulation
Impact: Loss of Integrity
Solution: Upgrade
Disclosure: Vendor Verified

Solution

Upgrade to version 9.6.1-P2, 9.5.2-P1, 9.4.3-P4 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

Unknown or Incomplete

References

Tools & Filters

42983
5243

Credit

CVSSv2 Score

CVSSv2 Base Score = 2.6
Source: nvd.nist.gov | Generated: 2009-11-25 | Disagree? | There are 3 more: View All

Access_vector_2 Access_complexity_0 Authentication_2 Confidentiality_impact_0 Integrity_impact_1 Availability_impact_0

Comments

No Comments.

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