CVE-2021-3398
MEDIUMCVSS 5.8/10EPSS 0.91%
Last modified
CVE-2021-3398 is a medium-severity vulnerability rated 5.8/10 on the CVSS scale. Stormshield Network Security (SNS) 3.x has an Integer Overflow in the high-availability component.. EPSS estimates a 0.91% chance of exploitation in the next 30 days.
Description
Stormshield Network Security (SNS) 3.x has an Integer Overflow in the high-availability component.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Stormshield | Stormshield Network Security | >= 3.0.0, <= 3.7.24 |
| Stormshield | Stormshield Network Security | >= 3.8.0, <= 3.11.12 |
References
- https://advisories.stormshield.eu/2021-001/Vendor Advisory
- https://www.stormshield.com/category/alert/Vendor Advisory
- https://advisories.stormshield.eu/2021-001/Vendor Advisory
- https://www.stormshield.com/category/alert/Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-3398?
Stormshield Network Security (SNS) 3.x has an Integer Overflow in the high-availability component.
How severe is CVE-2021-3398?
CVE-2021-3398 has a CVSS score of 5.8/10 (MEDIUM severity). The EPSS model estimates a 0.91% probability of exploitation in the next 30 days.
How do I fix CVE-2021-3398?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2021-3398?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST