CVE Vulnerabilities

CVE-2021-28127

Improper Restriction of Excessive Authentication Attempts

Published: Jul 01, 2021 | Modified: Jul 07, 2021
CVSS 3.x
7.5
HIGH
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS 2.x
5 MEDIUM
AV:N/AC:L/Au:N/C:P/I:N/A:N
RedHat/V2
RedHat/V3
Ubuntu

An issue was discovered in Stormshield SNS through 4.2.1. A brute-force attack can occur.

Weakness

The product does not implement sufficient measures to prevent multiple failed authentication attempts within a short time frame, making it more susceptible to brute force attacks.

Affected Software

Name Vendor Start Version End Version
Stormshield_network_security Stormshield 2.0.0 (including) 2.7.9 (including)
Stormshield_network_security Stormshield 2.8.0 (including) 2.16.0 (including)
Stormshield_network_security Stormshield 3.0.0 (including) 3.7.19 (including)
Stormshield_network_security Stormshield 3.8.0 (including) 3.11.7 (including)
Stormshield_network_security Stormshield 4.0.0 (including) 4.1.5 (including)
Stormshield_network_security Stormshield 4.2.1 (including) 4.2.1 (including)

Potential Mitigations

  • Common protection mechanisms include:

  • Use a vetted library or framework that does not allow this weakness to occur or provides constructs that make this weakness easier to avoid.

  • Consider using libraries with authentication capabilities such as OpenSSL or the ESAPI Authenticator. [REF-45]

References