Summary
Package updates are available for Amazon Linux 2 that fix the following vulnerabilities: CVE-2024-2467: A timing-based side-channel flaw exists in the perl-Crypt-OpenSSL-RSA package, which could be sufficient to recover plaintext across a network in a Bleichenbacher-style attack. To achieve successful decryption, an attacker would have to be able to send a large number of trial messages. The vulnerability affects the legacy PKCS#1v1.5 RSA encryption padding mode.
Fixed packages 2
| Release | Package | Fixed in |
|---|---|---|
| Amazon Linux · 2 | perl-Crypt-OpenSSL-RSA | 0:0.28-7.amzn2.0.3 |
| Amazon Linux · 2 | perl-Crypt-OpenSSL-RSA-debuginfo | 0:0.28-7.amzn2.0.3 |
Vulnerabilities 1
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Medium 5.9
Perl-crypt-openssl-rsa: side-channel attack in pkcs#1 v1.5 padding mode (marvin attack)
A timing-based side-channel flaw exists in the perl-Crypt-OpenSSL-RSA package, which could be sufficient to recover plaintext across a network in a Bleichenbacher-style attack. To achieve successful decryption, an attacker would have to be able to send a larg…
References
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web
https://alas.aws.amazon.com/cve/html/CVE-2024-2467.html