Vulnerability Monitor

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CVE-2006-4252

PowerDNS Recursor 3.1.3 and earlier allows remote attackers to cause a denial of service (resource exhaustion and application crash) via a CNAME record with a zero TTL, which triggers an infinite loop.

Published

2006-11-14T20:07:00.000

Last Modified

2025-04-09T00:30:58.490

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 5.0 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: PARTIAL
Exploitability Score

10.0

Impact Score

2.9

Weaknesses
  • Type: Primary
    NVD-CWE-Other
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application powerdns recursor ≤ 3.1.3 Yes
Application powerdns recursor 2.0_rc1 Yes
Application powerdns recursor 2.8 Yes
Application powerdns recursor 2.9.15 Yes
Application powerdns recursor 2.9.16 Yes
Application powerdns recursor 2.9.17 Yes
Application powerdns recursor 2.9.18 Yes
Application powerdns recursor 3.0 Yes
Application powerdns recursor 3.0.1 Yes
Application powerdns recursor 3.1 Yes
Application powerdns recursor 3.1.1 Yes
Application powerdns recursor 3.1.2 Yes
References