UpHeron
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Servers and applications

CVE-2022-4304

A timing based side channel exists in the OpenSSL RSA Decryption implementation which could be sufficient to recover a plaintext across a network in a Bleichenbacher style attack. To achieve a successful decryption an attacker would have to be able to send a very large number of trial messages for decryption. The vulnerability affects all RSA padding modes: PKCS#1 v1.5, RSA-OEAP and RSASVE. For…

Severity
Medium 5.9
Published
8 Feb 2023
Last changed
14 Oct 2026
Added to UpHeron
21 Oct 2026
Fixed in
1.0.2zg, 1.1.1t, 3.0.8
Sources
NVD

Affected software

SoftwareAffected versions
OpenSSLServers and applications · cpe:a:openssl:openssl
  • From 1.0.2 before 1.0.2zg
  • From 1.1.1 before 1.1.1t
  • From 3.0.0 before 3.0.8

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2022-4304
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2022-4304