How severe is CVE-2021-27579?

CVE-2021-27579 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-27579 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-27579?

CVE-2021-27579 affects Snowsoftware Snow Inventory Agent. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-27579?

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-2021-27579 published?

CVE-2021-27579 was published on 2021-02-23 and last updated on 2026-06-17.

CVE-2021-27579

CVE-2021-27579 is a high-severity vulnerability in Snowsoftware Snow Inventory Agent with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 4.4
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Snowsoftware Snow Inventory Agent
Published: 2021-02-23
Last modified: 2026-06-17

Description

Snow Inventory Agent through 6.7.0 on Windows uses CPUID to report on processor types and versions that may be deployed and in use across an IT environment. A privilege-escalation vulnerability exists if CPUID is enabled, and thus it should be disabled via configuration settings.

Frequently asked questions

What is CVE-2021-27579?: Snow Inventory Agent through 6.7.0 on Windows uses CPUID to report on processor types and versions that may be deployed and in use across an IT environment. A privilege-escalation vulnerability exists if CPUID is enabled, and thus it should be disabled via configuration settings.
How severe is CVE-2021-27579?: CVE-2021-27579 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-27579 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-27579?: CVE-2021-27579 affects Snowsoftware Snow Inventory Agent. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-27579?: 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-2021-27579 published?: CVE-2021-27579 was published on 2021-02-23 and last updated on 2026-06-17.

References

https://community.snowsoftware.com/s/feed/0D56900009cfHLDCA2

Affected products (1)

cpe:2.3:a:snowsoftware:snow_inventory_agent:*:*:*:*:*:windows:*:*

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