Vulnerability CVE-2020-28052
Published: 2020-12-18

Description:
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.

Type:

NVD-CWE-Other

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Bouncycastle -> Legion-of-the-bouncy-castle-java-crytography-api 

 References:
https://github.com/bcgit/bc-java/wiki/CVE-2020-28052
https://www.bouncycastle.org/releasenotes.html
https://www.synopsys.com/blogs/software-security/cve-2020-28052-bouncy-castle/
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