Key Management Errors

Affecting libxdmcp package, versions *

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Overview

It was discovered that libXdmcp before 1.1.2 including used weak entropy to generate session keys. On a multi-user system using xdmcp, a local attacker could potentially use information available from the process list to brute force the key, allowing them to hijack other users' sessions.

References

CVSS Score

5.5
low severity
  • Attack Vector
    Local
  • Attack Complexity
    Low
  • Privileges Required
    Low
  • User Interaction
    None
  • Scope
    Unchanged
  • Confidentiality
    High
  • Integrity
    None
  • Availability
    None
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVE
CVE-2017-2625
CWE
CWE-320 CWE-331
Snyk ID
SNYK-UBUNTU1604-LIBXDMCP-272060
Disclosed
27 Jul, 2018
Published
27 Jun, 2018