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Fencer Vulns
medium 6.5

CVE-2021-37613 json

Stormshield Network Security (SNS) 1.0.0 through 4.2.3 allows a Denial of Service.

published 2022-02-10 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-24171

cvss
6.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 35%
public exploits
0
none known

Summary

Stormshield Network Security (SNS) 1.0.0 through 4.2.3 allows a Denial of Service.

Exploit prediction

0.41% chance of exploitation in the next 30 days, higher than 35% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 6.5 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 2.9 AV:A/AC:M/Au:N/C:N/I:N/A:P

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.