CVE-2012-4449

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.

Category

9.8
CVSS
Severity: Critical
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.48%
Third-Party Advisory cloudera.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.cloudera.com/documentation/other/security-bulletins/topics/csb_topic_1.html#topic_1_0 issue tracking third party advisory
http://mail-archives.apache.org/mod_mbox/hadoop-general/201210.mbox/%3CCA+z3+9FYdPmzBEaMZ71SUqzRx=eU=o4mSHUsbrpzgR9X_F1c0Q%40mail.gmail.com%3E mailing list

Frequently Asked Questions

What is the severity of CVE-2012-4449?
CVE-2012-4449 has been scored as a critical severity vulnerability.
How to fix CVE-2012-4449?
To fix CVE-2012-4449, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2012-4449 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2012-4449 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.