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Chosen Cyphertext Attack Affecting aescrypt package, versions >=0.0.0

0.0
medium

Snyk CVSS

    Attack Complexity High
    Integrity High

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  • Snyk ID SNYK-RUBY-AESCRYPT-20370
  • published 15 May 2017
  • disclosed 18 Jan 2017
  • credit Tony Arcieri
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Introduced: 18 Jan 2017

CVE NOT AVAILABLE CWE-327 Open this link in a new tab

How to fix?

There is no fix version for aescrypt.

Overview

aescrypt is Simple AES encryption / decryption for Ruby. Affected versions of the package are vulnerable to Chosen Cyphertext Attack. Is uses an unauthenticated encryption mode (CBC) which is vulnerable to chosen ciphertext attacks, allowing active attackers to completely recover message plaintexts. It also allows attackers to make undetectable alterations to the plaintext.

References