Kyrol Internet Security 9.0.6.9 IOCTL kyrld.sys permission assignment

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.
6.5$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Kyrol Internet Security 9.0.6.9. The affected element is an unknown function in the library kyrld.sys of the component IOCTL Handler. Executing a manipulation can lead to permission assignment. This vulnerability is handled as CVE-2019-19197. It is possible to launch the attack on the local host. There is not any exploit available.

Detailsinfo

A vulnerability was found in Kyrol Internet Security 9.0.6.9. It has been declared as critical. This vulnerability affects an unknown part in the library kyrld.sys of the component IOCTL Handler. The manipulation with an unknown input leads to a permission assignment vulnerability. The CWE definition for the vulnerability is CWE-732. The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

IOCTL Handling in the kyrld.sys driver in Kyrol Internet Security 9.0.6.9 allows an attacker to achieve privilege escalation, denial-of-service, and code execution via usermode because 0x9C402401 using METHOD_NEITHER results in a read primitive.

The weakness was released 11/21/2019. This vulnerability was named CVE-2019-19197 since 11/21/2019. The exploitation appears to be easy. Local access is required to approach this attack. No form of authentication is required for a successful exploitation. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 02/26/2024).

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

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Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.5

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
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: Permission assignment
CWE: CWE-732 / CWE-275 / CWE-266
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

11/21/2019 🔍
11/21/2019 +0 days 🔍
11/22/2019 +1 days 🔍
02/26/2024 +1557 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2019-19197 (🔍)
GCVE (CVE): GCVE-0-2019-19197
GCVE (VulDB): GCVE-100-146086

Entryinfo

Created: 11/22/2019 08:23
Updated: 02/26/2024 10:10
Changes: 11/22/2019 08:23 (36), 11/22/2019 08:28 (17), 02/26/2024 10:10 (3)
Complete: 🔍
Cache ID: 216::103

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