Every CVE Search/ Get API key

CVE-2021-28127

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

7.5 High

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

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
None
Availability
None

Exploit likelihood

0.94%Up 0.3 points since Jul 2, 2021
90%50%10%1%

What each source reports

NVD Score used 7.5

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

Record
CVE-2021-28127
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:P/I:N/A:N
Weakness
CWE-307
Updated
2026-11-02
CVE List No score

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

Record
CVE-2021-28127
Updated
2026-11-02
EUVDEUVD-2021-14827 No score

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

Record
EUVD-2021-14827
Updated
2026-11-03
GitHub AdvisoriesGHSA-xgxp-cc5r-jfjq No score

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

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

Record
GHSA-xgxp-cc5r-jfjq
Weakness
CWE-307
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2021-28127 is a high vulnerability (CVSS 7.5) in Stormshield Network Security, published July 1, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.94%, the 61st percentile. No source names a fixed version.

References

MoveEnter Open