Vulnerability Monitor

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CVE-2011-3581

Heap-based buffer overflow in the ldns_rr_new_frm_str_internal function in ldns before 1.6.11 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a Resource Record (RR) with an unknown type containing input that is longer than a specified length.

Published

2011-11-04T21:55:06.037

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 6.8 (MEDIUM)

CVSSv2 Vector

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

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

8.6

Impact Score

6.4

Weaknesses
  • Type: Primary
    CWE-119
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application nlnetlabs ldns ≤ 1.6.10 Yes
Application nlnetlabs ldns 0.50 Yes
Application nlnetlabs ldns 0.60 Yes
Application nlnetlabs ldns 0.65 Yes
Application nlnetlabs ldns 0.66 Yes
Application nlnetlabs ldns 0.70 Yes
Application nlnetlabs ldns 1.0.0 Yes
Application nlnetlabs ldns 1.1.0 Yes
Application nlnetlabs ldns 1.2.0 Yes
Application nlnetlabs ldns 1.2.1 Yes
Application nlnetlabs ldns 1.2.2 Yes
Application nlnetlabs ldns 1.3 Yes
Application nlnetlabs ldns 1.4.0 Yes
Application nlnetlabs ldns 1.4.1 Yes
Application nlnetlabs ldns 1.5.0 Yes
Application nlnetlabs ldns 1.5.1 Yes
Application nlnetlabs ldns 1.6.0 Yes
Application nlnetlabs ldns 1.6.1 Yes
Application nlnetlabs ldns 1.6.2 Yes
Application nlnetlabs ldns 1.6.3 Yes
Application nlnetlabs ldns 1.6.4 Yes
Application nlnetlabs ldns 1.6.5 Yes
Application nlnetlabs ldns 1.6.6 Yes
Application nlnetlabs ldns 1.6.7 Yes
Application nlnetlabs ldns 1.6.8 Yes
Application nlnetlabs ldns 1.6.9 Yes
References