Vulnerability Monitor

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CVE-2007-3153

The ares_init:randomize_key function in c-ares, on platforms other than Windows, uses a weak facility for producing a random number sequence (Unix rand), which makes it easier for remote attackers to spoof DNS responses by guessing certain values.

Published

2007-06-11T22:30:00.000

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:P/A:N

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

10.0

Impact Score

2.9

Weaknesses
  • Type: Primary
    NVD-CWE-Other
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application daniel_stenberg c-ares 1.0 Yes
Application daniel_stenberg c-ares 1.1 Yes
Application daniel_stenberg c-ares 1.2 Yes
Application daniel_stenberg c-ares 1.2.1 Yes
Application daniel_stenberg c-ares 1.3 Yes
Application daniel_stenberg c-ares 1.3.1 Yes
Application daniel_stenberg c-ares 1.3.2 Yes
References