Google Chrome up to 81.0.4044.138 v8 type confusion

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.4$5k-$25k0.00

Summaryinfo

A vulnerability was found in Google Chrome and classified as critical. This vulnerability affects unknown code of the component v8. Executing a manipulation can lead to type confusion. This vulnerability appears as CVE-2020-6468. The attack may be performed from remote. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Google Chrome (Web Browser) and classified as critical. This vulnerability affects an unknown code of the component v8. The manipulation with an unknown input 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 83.0.4103.61 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

The weakness was presented 05/19/2020 as Stable Channel Update for Desktop, May 2020 as confirmed blog post (Website). The advisory is shared for download at chromereleases.googleblog.com. This vulnerability was named CVE-2020-6468. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 10/14/2024). It is expected to see the exploit prices for this product increasing in the near future.

The vulnerability scanner Nessus provides a plugin with the ID 208592 (CentOS 6 : chromium-browser (RHSA-2020:2544)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 83.0.4103.61 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (208592). See VDB-155485, VDB-155486, VDB-155487 and VDB-155489 for similar entries. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Version

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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

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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: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 208592
Nessus Name: CentOS 6 : chromium-browser (RHSA-2020:2544)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Chrome 83.0.4103.61

Timelineinfo

01/08/2020 🔍
05/19/2020 +132 days 🔍
05/19/2020 +0 days 🔍
05/21/2020 +2 days 🔍
05/06/2025 +1811 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: Stable Channel Update for Desktop, May 2020
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2020-6468 (🔍)
GCVE (CVE): GCVE-0-2020-6468
GCVE (VulDB): GCVE-100-155488
See also: 🔍

Entryinfo

Created: 05/21/2020 16:27
Updated: 05/06/2025 02:43
Changes: 05/21/2020 16:27 (46), 05/21/2020 16:32 (18), 10/18/2020 22:04 (1), 10/14/2024 15:43 (20), 05/06/2025 02:43 (3)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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