Google Chrome up to 79.0.3945.117 Policy Enforcement 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.
7.4$5k-$25k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Google Chrome. This affects an unknown function of the component Policy Enforcement. The manipulation leads to input validation. This vulnerability is listed as CVE-2020-6380. The attack may be initiated remotely. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Google Chrome (Web Browser). It has been rated as critical. This issue affects an unknown code of the component Policy Enforcement. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Insufficient policy enforcement in extensions in Google Chrome prior to 79.0.3945.130 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted Chrome Extension.

The weakness was presented 02/11/2020. The identification of this vulnerability is CVE-2020-6380 since 01/08/2020. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 02/12/2020). It is expected to see the exploit prices for this product increasing in the near future.

Upgrading to version 79.0.3945.130 eliminates this vulnerability.

See VDB-149997, VDB-149996, VDB-149995 and VDB-149994 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
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: No
Local: No
Remote: Yes

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Chrome 79.0.3945.130

Timelineinfo

01/08/2020 🔍
02/11/2020 +34 days 🔍
02/12/2020 +1 days 🔍
05/10/2025 +1914 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: FEDORA-2020-39e0b8bd14
Status: Confirmed

CVE: CVE-2020-6380 (🔍)
GCVE (CVE): GCVE-0-2020-6380
GCVE (VulDB): GCVE-100-149993
See also: 🔍

Entryinfo

Created: 02/12/2020 07:42
Updated: 05/10/2025 13:46
Changes: 02/12/2020 07:42 (39), 02/12/2020 07:47 (18), 03/30/2024 09:48 (19), 05/10/2025 13:46 (6)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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