nProtect AVS 4.0.0.38 Driver TKFsAv.SYS input validation

CVSS Meta Temp Score
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in nProtect AVS 4.0.0.38. This vulnerability affects unknown code in the library TKFsAv.SYS of the component Driver. The manipulation results in input validation. This vulnerability is cataloged as CVE-2018-6524. The attack must be initiated from a local position. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as critical, was found in nProtect AVS 4.0.0.38. Affected is an unknown functionality in the library TKFsAv.SYS of the component Driver. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

In nProtect AVS V4.0 4.0.0.38, the driver file (TKFsAv.SYS) allows local users to cause a denial of service (BSOD) or possibly have unspecified other impact because of not validating input values from IOCtl 0x220c20.

The bug was discovered 02/01/2018. The weakness was shared 02/02/2018 (Website). The advisory is shared for download at inca.co.kr. This vulnerability is traded as CVE-2018-6524 since 02/01/2018. The attack needs to be approached locally. The successful exploitation needs a authentication. There are known technical details, but no exploit is available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The entries VDB-112762, VDB-112763 and VDB-112765 are related to this item. Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.2
VulDB Meta Temp Score: 7.2

VulDB Base Score: 6.6
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/01/2018 🔍
02/01/2018 +0 days 🔍
02/01/2018 +0 days 🔍
02/02/2018 +1 days 🔍
02/03/2018 +1 days 🔍
01/01/2020 +697 days 🔍

Sourcesinfo

Advisory: inca.co.kr
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-6524 (🔍)
GCVE (CVE): GCVE-0-2018-6524
GCVE (VulDB): GCVE-100-112764
See also: 🔍

Entryinfo

Created: 02/03/2018 08:57
Updated: 01/01/2020 10:09
Changes: 02/03/2018 08:57 (58), 01/01/2020 10:09 (2)
Complete: 🔍
Cache ID: 216::103

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