CVE-2012-4449
Use of a Broken or Risky Cryptographic Algorithm in Apache Hadoop
9.8
CRITICAL
CVSS 3.1
EPSS 0.40%
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.
How to fix CVE-2012-4449
To remediate CVE-2012-4449, upgrade the affected package to a fixed version below.
- —upgrade to 0.23.4 or later
Is CVE-2012-4449 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 0.23.4
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |