VULNERABILITY INTELLIGENCE

CVE-2012-4449

CVSS score9.8 CRITICAL
EPSS probability1.19%
CISA KEVNot currently listed
Published2017-10-30
Last modified2026-06-16
CVSS vectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

Apache Hadoop before 0.23.4, 1.x before 1.0.4, and 2.x before 2.0.2 generate token passwords using a 20-bit secret when Kerberos security features are enabled, which makes it easier for context-dependent attackers to crack secret keys via a brute-force attack.

Weakness classification

  • CWE-327: Use of a Broken or Risky Cryptographic Algorithm

Primary references