How severe is CVE-2022-30279?

CVE-2022-30279 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2022-30279 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-30279?

CVE-2022-30279 affects Stormshield Stormshield Network Security. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-30279?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2022-30279 published?

CVE-2022-30279 was published on 2022-05-12 and last updated on 2026-06-17.

CVE-2022-30279

CVE-2022-30279 is a high-severity vulnerability in Stormshield Stormshield Network Security with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-476.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (56th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-476
Affected product: Stormshield Stormshield Network Security
Published: 2022-05-12
Last modified: 2026-06-17

Description

An issue was discovered in Stormshield Network Security (SNS) 4.3.x before 4.3.8. The event logging of the ASQ sofbus lacbus plugin triggers the dereferencing of a NULL pointer, leading to a crash of SNS. An attacker could exploit this vulnerability via forged sofbus lacbus traffic to cause a firmware crash.

Frequently asked questions

What is CVE-2022-30279?: An issue was discovered in Stormshield Network Security (SNS) 4.3.x before 4.3.8. The event logging of the ASQ sofbus lacbus plugin triggers the dereferencing of a NULL pointer, leading to a crash of SNS. An attacker could exploit this vulnerability via forged sofbus lacbus traffic to cause a firmware crash.
How severe is CVE-2022-30279?: CVE-2022-30279 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2022-30279 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-30279?: CVE-2022-30279 affects Stormshield Stormshield Network Security. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-30279?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-30279 published?: CVE-2022-30279 was published on 2022-05-12 and last updated on 2026-06-17.

References

https://advisories.stormshield.eu/2022-015

Affected products (1)

cpe:2.3:a:stormshield:stormshield_network_security:*:*:*:*:*:*:*:*

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