How severe is CVE-2022-0551?

CVE-2022-0551 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-0551 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-0551?

CVE-2022-0551 primarily affects Nozominetworks Cmc. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-0551?

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-2022-0551 published?

CVE-2022-0551 was published on 2022-03-24 and last updated on 2026-06-17.

CVE-2022-0551

CVE-2022-0551 is a high-severity vulnerability in Nozominetworks Cmc with a CVSS 3.x base score of 7.2. 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-20.

Key facts

Severity: High (CVSS 3.x base score 7.2)
CVSS v2: 6.5
CVSS v4: 8.6
EPSS exploit prediction: 1% (54th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Nozominetworks Cmc
Published: 2022-03-24
Last modified: 2026-06-17

Description

Improper Input Validation vulnerability in project file upload in Nozomi Networks Guardian and CMC allows an authenticated attacker with admin or import manager roles to execute unattended commands on the appliance using web server user privileges. This issue affects: Nozomi Networks Guardian versions prior to 22.0.0. Nozomi Networks CMC versions prior to 22.0.0.

Frequently asked questions

What is CVE-2022-0551?: Improper Input Validation vulnerability in project file upload in Nozomi Networks Guardian and CMC allows an authenticated attacker with admin or import manager roles to execute unattended commands on the appliance using web server user privileges. This issue affects: Nozomi Networks Guardian versions prior to 22.0.0. Nozomi Networks CMC versions prior to 22.0.0.
How severe is CVE-2022-0551?: CVE-2022-0551 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-0551 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-0551?: CVE-2022-0551 primarily affects Nozominetworks Cmc. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-0551?: 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-2022-0551 published?: CVE-2022-0551 was published on 2022-03-24 and last updated on 2026-06-17.

References

https://security.nozominetworks.com/NN-2022:2-02

Affected products (2)

cpe:2.3:a:nozominetworks:cmc:*:*:*:*:*:*:*:*
cpe:2.3:a:nozominetworks:guardian:*:*:*:*:*:*:*:*

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