PT-2007-4787 · Dar · Dar
Dwayne C. Litzenberger
·
Publicado
2007-07-03
·
Atualizado
2008-11-15
·
CVE-2007-3528
CVSS v2.0
5.0
Média
| Vetor | AV:N/AC:L/Au:N/C:P/I:N/A:N |
Name of the Vulnerable Software and Affected Versions
DAR versions prior to 2.3.4
Description
The issue concerns the use of weak Blowfish-CBC cryptography in the blowfish mode. This is due to two main factors: (1) the
blowfish::make ivec function in libdar/crypto.cpp discards random bits, resulting in predictable and repeating IV values, and (2) the direct use of a password for keying, which simplifies the decryption process for context-dependent attackers.Recommendations
For versions prior to 2.3.4, update to version 2.3.4 or later to resolve the issue.
Correção
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Identificadores relacionados
Produtos afetados
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