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Cryptographic Issues Affecting org.apache.directory.server:apacheds-kerberos-codec package, versions [,2.0.0.AM27)

0.0
medium

Snyk CVSS

    Attack Complexity Low

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  • Snyk ID SNYK-JAVA-ORGAPACHEDIRECTORYSERVER-1063040
  • published 6 May 2021
  • disclosed 20 Jan 2021
  • credit Ya Xiao
Report a new vulnerability Found a mistake?

Introduced: 20 Jan 2021

CVE NOT AVAILABLE CWE-310 Open this link in a new tab
CWE-338 Open this link in a new tab

How to fix?

Upgrade org.apache.directory.server:apacheds-kerberos-codec to version 2.0.0.AM27 or higher.

Overview

Affected versions of this package are vulnerable to Cryptographic Issues. A static IV is used in symmetric encryption with CBC mode. The IV of CBC mode is expected to be random. The static IV makes the resulting ciphertext much more predictable and susceptible to a dictionary attack.