Vulnerability Monitor

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CVE-2011-1923

The Diffie-Hellman key-exchange implementation in dhm.c in PolarSSL before 0.14.2 does not properly validate a public parameter, which makes it easier for man-in-the-middle attackers to obtain the shared secret key by modifying network traffic, a related issue to CVE-2011-5095.

Published

2012-06-20T17:55:01.433

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 4.0 (MEDIUM)

CVSSv2 Vector

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

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

4.9

Impact Score

4.9

Weaknesses
  • Type: Primary
    CWE-310
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application polarssl polarssl ≤ 0.14.0 Yes
Application polarssl polarssl 0.10.0 Yes
Application polarssl polarssl 0.10.1 Yes
Application polarssl polarssl 0.11.0 Yes
Application polarssl polarssl 0.11.1 Yes
Application polarssl polarssl 0.12.0 Yes
Application polarssl polarssl 0.12.1 Yes
Application polarssl polarssl 0.13.1 Yes
References