All vulnerabilities

Servers and applications

CVE-2019-1563

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…

Severity
Low 3.7
Published
10 Sept 2019
Last changed
8 Oct 2026
Added to UpHeron
21 Oct 2026
Sources
NVD

Affected software

SoftwareAffected versions
OpenSSLServers and applications · cpe:a:openssl:openssl
  • From 1.0.2 up to 1.0.2s
  • From 1.1.0 up to 1.1.0k
  • From 1.1.1 up to 1.1.1c

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2019-1563
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2019-1563