Google Chrome up to 80.0.3987.87 v8 HTML Page type confusion

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 (≈)
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CTI Interest Score
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7.4$5k-$25k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Google Chrome. This issue affects some unknown processing of the component v8. The manipulation as part of HTML Page leads to type confusion. The identification of this vulnerability is CVE-2020-6383. The attack may be initiated remotely. There is no exploit available. It is recommended to upgrade the affected component. Once again VulDB remains the best source for vulnerability data.

Detailsinfo

A vulnerability classified as critical was found in Google Chrome (Web Browser). This vulnerability affects an unknown part of the component v8. The manipulation as part of a HTML Page leads to a type confusion vulnerability. The CWE definition for the vulnerability is CWE-843. The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Type confusion in V8 in Google Chrome prior to 80.0.3987.116 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

The weakness was released 02/27/2020. This vulnerability was named CVE-2020-6383 since 01/08/2020. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 02/28/2020). It is expected to see the exploit prices for this product increasing in the near future.

Upgrading to version 80.0.3987.116 eliminates this vulnerability.

Entries connected to this vulnerability are available at VDB-150709, VDB-150708 and VDB-150707. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
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

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

NVD Base Score: 🔍

Exploitinginfo

Class: Type confusion
CWE: CWE-843
CAPEC: 🔍
ATT&CK: 🔍

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 80.0.3987.116

Timelineinfo

01/08/2020 🔍
02/27/2020 +50 days 🔍
02/28/2020 +1 days 🔍
05/10/2025 +1898 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: RHSA-2020:0738
Status: Confirmed

CVE: CVE-2020-6383 (🔍)
GCVE (CVE): GCVE-0-2020-6383
GCVE (VulDB): GCVE-100-150706
See also: 🔍

Entryinfo

Created: 02/28/2020 03:31 PM
Updated: 05/10/2025 04:54 PM
Changes: 02/28/2020 03:31 PM (40), 02/28/2020 03:36 PM (18), 04/07/2024 11:17 AM (19), 05/10/2025 04:54 PM (7)
Complete: 🔍
Cache ID: 18:991:40

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