CVE-2020-20950 describes a Bleichenbacher's oracle attack vulnerability affecting Microchip Libraries for Applications released up to November 26, 2018, potentially impacting products from Apple, IETF, Linux, and Microsoft. This medium-severity flaw (CVSS 5.9) allows a remote attacker to decrypt encrypted RSA ciphertexts through successive queries, leading to sensitive information disclosure with high confidentiality impact. There is no evidence of active exploitation, public exploit code, or significant community discussion, and it is not listed in CISA's KEV catalog.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.5CPE matchmatch criteria | cpe:2.3:a:ietf:public_key_cryptography_standards_\#1:1.5:*:*:*:*:*:*:* | ||
<= 2018-11-26CPE matchmatch criteria | cpe:2.3:a:microchip:microchip_libraries_for_applications:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.