In situations where an attacker receives automated notification of the success or failure of a decryption attempt an attacker, after sending a very large number of messages to be decrypted, can recover a CMS/PKCS7 transported encryption key or decrypt any RSA encrypted message that was encrypted with the public RSA key, using a Bleichenbacher padding oracle attack. Applications are not affected if they use a certificate together with the private RSA key to the CMS_decrypt or PKCS7_decrypt functions to select the correct recipient info to decrypt. Fixed in OpenSSL 1.1.1d (Affected 1.1.1-1.1.1c). Fixed in OpenSSL 1.1.0l (Affected 1.1.0-1.1.0k). Fixed in OpenSSL 1.0.2t (Affected 1.0.2-1.0.2s).
References
Configurations
Configuration 1 (hide)
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History
31 Jul 2021, 08:15
Type | Values Removed | Values Added |
---|---|---|
CWE | CWE-203 CWE-327 |
Information
Published : 2019-09-10 17:15
Updated : 2024-02-04 20:20
NVD link : CVE-2019-1563
Mitre link : CVE-2019-1563
CVE.ORG link : CVE-2019-1563
JSON object : View
Products Affected
openssl
- openssl