VDB-112762 · CVE-2018-6522 · GCVE-0-2018-6522

nProtect AVS 4.0.0.38 Driver TKRgFtXp.SYS input validation

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.2	$0-$5k	0.00

Summaryinfo

A vulnerability was found in nProtect AVS 4.0.0.38. It has been declared as critical. Affected by this issue is some unknown functionality in the library TKRgFtXp.SYS of the component Driver. Executing a manipulation can lead to input validation. This vulnerability is tracked as CVE-2018-6522. The attack is restricted to local execution. No exploit exists.

Detailsinfo

A vulnerability classified as critical was found in nProtect AVS 4.0.0.38. This vulnerability affects some unknown processing in the library TKRgFtXp.SYS of the component Driver. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

In nProtect AVS V4.0 4.0.0.38, the driver file (TKRgFtXp.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 0x220408.

The bug was discovered 02/01/2018. The weakness was disclosed 02/02/2018 (Website). The advisory is available at inca.co.kr. This vulnerability was named CVE-2018-6522 since 02/01/2018. Local access is required to approach this attack. Required for exploitation is a single authentication. Technical details are known, but there is no available exploit.

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

The entries VDB-112763, VDB-112764 and VDB-112765 are pretty similar. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

nProtect

Name

Version

4.0.0.38

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

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

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-2018-6522 (🔍)
GCVE (CVE): GCVE-0-2018-6522
GCVE (VulDB): GCVE-100-112762
See also: 🔍

Entryinfo

Created: 02/03/2018 08:57
Updated: 01/01/2020 09:59
Changes: 02/03/2018 08:57 (58), 01/01/2020 09:59 (2)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.