CVE-2020-28052

high-risk
Published 2020-12-18

An issue was discovered in Legion of the Bouncy Castle BC Java 1.65 and 1.66. The OpenBSDBCrypt.checkPassword utility method compared incorrect data when checking the password, allowing incorrect passwords to indicate they were matching with previously hashed ones that were different.

Do I need to act?

~
4.1% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.1/10 High
NETWORK / HIGH complexity

Affected Vendors

References (52)

and 32 more references
55
/ 100
high-risk
Severity 24/34 · High
Exploitability 7/34 · Low
Exposure 24/34 · High