How severe is CVE-2017-18019?

CVE-2017-18019 has a CVSS 3.x base score of 7.1, 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 none, and availability high.

Is CVE-2017-18019 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-18019?

CVE-2017-18019 affects K7computing Total Security. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-18019?

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-2017-18019 published?

CVE-2017-18019 was published on 2018-01-04 and last updated on 2026-06-17.

CVE-2017-18019

CVE-2017-18019 is a high-severity vulnerability in K7computing Total Security with a CVSS 3.x base score of 7.1. 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-20.

Key facts

Severity: High (CVSS 3.x base score 7.1)
CVSS v2: 3.6
EPSS exploit prediction: 1% (66th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: K7computing Total Security
Published: 2018-01-04
Last modified: 2026-06-17

Description

In K7 Total Security before 15.1.0.305, user-controlled input to the K7Sentry device is not sufficiently sanitized: the user-controlled input can be used to compare an arbitrary memory address with a fixed value, which in turn can be used to read the contents of arbitrary memory. Similarly, the product crashes upon a \\.\K7Sentry DeviceIoControl call with an invalid kernel pointer.

Frequently asked questions

What is CVE-2017-18019?: In K7 Total Security before 15.1.0.305, user-controlled input to the K7Sentry device is not sufficiently sanitized: the user-controlled input can be used to compare an arbitrary memory address with a fixed value, which in turn can be used to read the contents of arbitrary memory. Similarly, the product crashes upon a \\.\K7Sentry DeviceIoControl call with an invalid kernel pointer.
How severe is CVE-2017-18019?: CVE-2017-18019 has a CVSS 3.x base score of 7.1, 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 none, and availability high.
Is CVE-2017-18019 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-18019?: CVE-2017-18019 affects K7computing Total Security. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-18019?: 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-2017-18019 published?: CVE-2017-18019 was published on 2018-01-04 and last updated on 2026-06-17.

References

https://blogs.securiteam.com/index.php/archives/3435

Affected products (1)

cpe:2.3:a:k7computing:total_security:*:*:*:*:*:*:*:*

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