Is CVE-2017-16553 in the CISA KEV catalog?

No. CVE-2017-16553 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2017-16553?

CVE-2017-16553 has a CVSS v3 base score of 7.0 (HIGH).

What is the EPSS score for CVE-2017-16553?

CVE-2017-16553 has an EPSS score of 0.27% (18th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2017-16553?

Upgrade antivirus to 15.1.0.53 or later. Fixes are available for 5 affected products.

CVE & CISA-KEV Catalog

CVE-2017-16553

HIGH

7.0

CVSS v3

NVD

Description

K7 Antivirus Premium before 15.1.0.53 allows local users to gain privileges by sending a specific IOCTL after setting the memory in a particular way.

CWE-787Out-of-bounds Write

How to fix

Remediation Available

antivirusNVD

Affected:< 15.1.0.53Fixed in:15.1.0.53CVE-2017-16553derived from NVD

Affected:< 15.1.0308Fixed in:15.1.0308CVE-2017-16553derived from NVD

endpointNVD

Affected:< 14.2.0137Fixed in:14.2.0137CVE-2017-16553derived from NVD

internet securityNVD

Affected:< 15.1.0297Fixed in:15.1.0297CVE-2017-16553derived from NVD

total securityNVD

Affected:< 15.1.0324Fixed in:15.1.0324CVE-2017-16553derived from NVD

Affected:< 16.0.0131Fixed in:16.0.0131CVE-2017-16553derived from NVD

ultimate securityNVD

Affected:< 15.1.0324Fixed in:15.1.0324CVE-2017-16553derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityHigh

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

0.27%probability of exploitation in 30 days

18thpercentile

Low risk: more likely to be exploited than 18% of all known CVEs.

References

Vendor Advisory1

support.k7computing.com

Related Vulnerabilities

Other CWE-787 (Out-of-bounds Write) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-22457	Critical	9.0	100%	KEV + Ransom	Fix
CVE-2025-0282	Critical	9.0	100%	KEV + Ransom	-
CVE-2015-3113	Critical	9.8	100%	KEV	Fix
CVE-2021-20038	Critical	9.8	100%	KEV + Ransom	-
CVE-2023-4863	High	8.8	100%	KEV	Fix
CVE-2020-16040	Medium	6.5	100%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.