Google Chrome prior 80.0.3987.149 Audio HTML Page use after free

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
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7.2$5k-$25k0.04

A vulnerability was found in Google Chrome (Web Browser) and classified as critical. Affected by this issue is some unknown functionality of the component Audio. The manipulation as part of a HTML Page leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Use after free in audio in Google Chrome prior to 80.0.3987.149 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

The weakness was disclosed 03/23/2020 (Website). The advisory is available at debian.org. This vulnerability is handled as CVE-2020-6429 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. 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 03/24/2020). It is expected to see the exploit prices for this product increasing in the near future.

Upgrading to version 80.0.3987.149 eliminates this vulnerability.

The entries 152036, 152037, 152038 and 152039 are pretty similar.

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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

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

NVD Base Score: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
ATT&CK: Unknown

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 80.0.3987.149

Timelineinfo

01/08/2020 🔍
03/23/2020 +75 days 🔍
03/24/2020 +1 days 🔍
03/24/2020 +0 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: debian.org
Status: Not defined

CVE: CVE-2020-6429 (🔍)
See also: 🔍

Entryinfo

Created: 03/24/2020 11:03
Updated: 03/24/2020 11:08
Changes: 03/24/2020 11:03 (42), 03/24/2020 11:08 (18)
Complete: 🔍

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