VULNERABILITY INTELLIGENCE

CVE-2020-20950

CVSS score5.9 MEDIUM
EPSS probability0.88%
CISA KEVNot currently listed
Published2021-01-19
Last modified2026-07-09
CVSS vectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Description

Bleichenbacher's attack on PKCS #1 v1.5 padding for RSA in Microchip Libraries for Applications 2018-11-26 All up to 2018-11-26. The vulnerability can allow one to use Bleichenbacher's oracle attack to decrypt an encrypted ciphertext by making successive queries to the server using the vulnerable library, resulting in remote information disclosure.

Weakness classification

  • nvd@nist.gov: CWE-327

Primary references