CVE-2012-4449
Critical
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.
SeverityCritical
CVSS9.8
Exploit probability—
Product
Apache Hadoop
PublishedOct 30, 2017
First seenOct 30, 2017
How to fix
Update
- org.apache.hadoop:hadoop-client0.23.4, 1.0.4, 2.0.2 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| apache hadoop | v ≤ 0.23.3, 1.0.0, 1.0.1, 1.0.2, 1.0.3, 2.0.0, 2.0.1, 2.0.2 | — |
| org.apache.hadoop:hadoop-clientMaven | v < 0.23.4, 1.0.0 ≤ v < 1.0.4, 2.0.0 ≤ v < 2.0.2 | 0.23.4, 1.0.4, 2.0.2 |
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