CVE Vulnerabilities

CVE-2020-15387

Inadequate Encryption Strength

Published: Jun 09, 2021 | Modified: Aug 23, 2021
CVSS 3.x
7.4
HIGH
Source:
NVD
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS 2.x
5.8 MEDIUM
AV:N/AC:M/Au:N/C:P/I:P/A:N
RedHat/V2
RedHat/V3
Ubuntu

The host SSH servers of Brocade Fabric OS before Brocade Fabric OS v7.4.2h, v8.2.1c, v8.2.2, v9.0.0, and Brocade SANnav before v2.1.1 utilize keys of less than 2048 bits, which may be vulnerable to man-in-the-middle attacks and/or insecure SSH communications.

Weakness

The product stores or transmits sensitive data using an encryption scheme that is theoretically sound, but is not strong enough for the level of protection required.

Affected Software

Name Vendor Start Version End Version
Brocade_sannav Broadcom * 2.1.1 (excluding)
Fabric_operating_system Broadcom * 7.4.2 (excluding)
Fabric_operating_system Broadcom 8.2.0 (including) 8.2.1 (excluding)
Fabric_operating_system Broadcom 7.4.2 (including) 7.4.2 (including)
Fabric_operating_system Broadcom 7.4.2a (including) 7.4.2a (including)
Fabric_operating_system Broadcom 7.4.2b (including) 7.4.2b (including)
Fabric_operating_system Broadcom 7.4.2c (including) 7.4.2c (including)
Fabric_operating_system Broadcom 7.4.2d (including) 7.4.2d (including)
Fabric_operating_system Broadcom 7.4.2f (including) 7.4.2f (including)
Fabric_operating_system Broadcom 7.4.2g (including) 7.4.2g (including)
Fabric_operating_system Broadcom 8.2.1 (including) 8.2.1 (including)
Fabric_operating_system Broadcom 8.2.1a (including) 8.2.1a (including)
Fabric_operating_system Broadcom 8.2.1b (including) 8.2.1b (including)

Potential Mitigations

References