CVE-2021-28096
MEDIUM
5.3
CVSS Score
Published: January 27, 2022 at 02:00 PM UTC
Updated: June 17, 2026 at 03:45 AM UTC
1 product affected across 1 vendorNetwork Security
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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.9%
Description
An issue was discovered in Stormshield SNS before 4.2.3 (when the proxy is used). An attacker can saturate the proxy connection table. This would result in the proxy denying any new connections.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
2.0.0 ≤ v ≤ 2.7.83.7.6 ≤ v ≤ 3.7.203.8.0 ≤ v ≤ 3.11.84.0.1 ≤ v < 4.2.3
Affected range stops below 4.2.3, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (1)
CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- LOW
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-770
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