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MitreCVE-2019-16897

HistoryOct 28, 2019 - 3:15 p.m.

CVE-2019-16897

2019-10-2815:15:14

CWE-269

mitre

web.nvd.nist.gov

cve-2019-16897

k7 antivirus

privilege escalation

vulnerability

nvd

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

9.5

Confidence

High

EPSS

0.007

Percentile

79.7%

JSON

In K7 Antivirus Premium 16.0.xxx through 16.0.0120; K7 Total Security 16.0.xxx through 16.0.0120; and K7 Ultimate Security 16.0.xxx through 16.0.0120, the module K7TSHlpr.dll improperly validates the administrative privileges of the user, allowing arbitrary registry writes in the K7AVOptn.dll module to facilitate escalation of privileges via inter-process communication with a service process.

Affected configurations

Nvd

Node

k7computingk7_antivirus_premiumRange16.0.000–16.0.0120

k7computingk7_total_securityRange16.0.000–16.0.0120

k7computingk7_ultimate_securityRange16.0.000–16.0.0120

VendorProductVersionCPE
k7computingk7_antivirus_premium*cpe:2.3:a:k7computing:k7_antivirus_premium:*:*:*:*:*:*:*:*
k7computingk7_total_security*cpe:2.3:a:k7computing:k7_total_security:*:*:*:*:*:*:*:*
k7computingk7_ultimate_security*cpe:2.3:a:k7computing:k7_ultimate_security:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
k7computing	k7_antivirus_premium	*	cpe:2.3:a:k7computing:k7_antivirus_premium::::::::
k7computing	k7_total_security	*	cpe:2.3:a:k7computing:k7_total_security::::::::
k7computing	k7_ultimate_security	*	cpe:2.3:a:k7computing:k7_ultimate_security::::::::

References

github.com/NtRaiseHardError/Antimalware-Research/blob/master/K7%20Security/Local%20Privilege%20Escalation/v16.0.0120/README.md

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

9.5

Confidence

High

EPSS

0.007

Percentile

79.7%

JSON

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