{"id":"CVE-2012-4449","aliases":[],"url":"https://o3.security/vulnerability/CVE-2012-4449","summary":"Use of a Broken or Risky Cryptographic Algorithm in Apache Hadoop","details":"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.","published":"2022-05-17T00:22:31Z","modified":"2023-11-08T03:57:07.826616Z","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":{"score":0.01191,"percentile":0.65132,"asOf":"2026-08-12"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.apache.hadoop:hadoop-client","fixedVersion":"0.23.4"},{"ecosystem":"Maven","name":"org.apache.hadoop:hadoop-client","fixedVersion":"1.0.4"},{"ecosystem":"Maven","name":"org.apache.hadoop:hadoop-client","fixedVersion":"2.0.2"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2012-4449"},{"type":"WEB","url":"https://www.cloudera.com/documentation/other/security-bulletins/topics/csb_topic_1.html#topic_1_0"},{"type":"WEB","url":"http://mail-archives.apache.org/mod_mbox/hadoop-general/201210.mbox/%3CCA+z3+9FYdPmzBEaMZ71SUqzRx=eU=o4mSHUsbrpzgR9X_F1c0Q@mail.gmail.com%3E"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2023-11-08T03:57:07.826616Z"}}