Google Chrome prior 80.0.3987.162 WebAudio use after free

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CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.2$5k-$25k0.00

A vulnerability was found in Google Chrome (Web Browser). It has been rated as critical. Affected by this issue is an unknown function of the component WebAudio. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-416. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Use after free in WebAudio in Google Chrome prior to 80.0.3987.162 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

The weakness was shared 03/31/2020 as Stable Channel Update for Desktop - March 2020 as confirmed release notes (Website). The advisory is shared for download at chromereleases.googleblog.com. This vulnerability is handled as CVE-2020-6450 since 01/08/2020. The attack may be launched remotely. No form of authentication is required for 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 10/07/2020). It is expected to see the exploit prices for this product increasing in the near future.

Upgrading to version 80.0.3987.162 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The entries 152685 and 152686 are related to this item.

Productinfoedit

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CPE 2.3infoedit

CPE 2.2infoedit

CVSSv3infoedit

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.2

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

NVD Base Score: 8.8
NVD Vector: 🔒

CVSSv2infoedit

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

NVD Base Score: 🔒

Exploitinginfoedit

Class: Memory corruption
CWE: CWE-416
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfoedit

Threat: 🔍
Adversaries: 🔍
Geopolitics: 🔍
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Predictions: 🔍
Remediation: 🔍

Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔒
0-Day Time: 🔒
Exposure Time: 🔒

Upgrade: Chrome 80.0.3987.162

Timelineinfoedit

01/08/2020 CVE assigned
03/31/2020 +83 days Advisory disclosed
03/31/2020 +0 days Countermeasure disclosed
04/15/2020 +15 days VulDB entry created
10/07/2020 +175 days VulDB last update

Sourcesinfoedit

Vendor: https://www.google.com/
Product: https://www.google.com/chrome/

Advisory: Stable Channel Update for Desktop - March 2020
Status: Confirmed

CVE: CVE-2020-6450 (🔒)
See also: 🔒

Entryinfoedit

Created: 04/15/2020 03:21 PM
Updated: 10/07/2020 08:26 AM
Changes: (1) source_cve_assigned
Complete: 🔍

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