How severe is CVE-2021-38137?

CVE-2021-38137 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2021-38137 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-38137?

CVE-2021-38137 affects Corero Securewatch Managed Services. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-38137?

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-2021-38137 published?

CVE-2021-38137 was published on 2021-08-06 and last updated on 2026-06-17.

CVE-2021-38137

CVE-2021-38137 is a high-severity vulnerability in Corero Securewatch Managed Services with a CVSS 3.x base score of 8.1. 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-863.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v2: 5.5
EPSS exploit prediction: 1% (49th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-863
Affected product: Corero Securewatch Managed Services
Published: 2021-08-06
Last modified: 2026-06-17

Description

Corero SecureWatch Managed Services 9.7.2.0020 does not correctly check swa-monitor and cns-monitor user’s privileges, allowing a user to perform actions not belonging to his role.

Frequently asked questions

What is CVE-2021-38137?: Corero SecureWatch Managed Services 9.7.2.0020 does not correctly check swa-monitor and cns-monitor user’s privileges, allowing a user to perform actions not belonging to his role.
How severe is CVE-2021-38137?: CVE-2021-38137 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2021-38137 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-38137?: CVE-2021-38137 affects Corero Securewatch Managed Services. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-38137?: 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-2021-38137 published?: CVE-2021-38137 was published on 2021-08-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:corero:securewatch_managed_services:9.7.2.0020:*:*:*:*:*:*:*

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