VDB-235976 · CVE-2023-4070 · GCVE-0-2023-4070

Google Chrome prior 115.0.5790.170 V8 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 (≈) 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.
7.0	$5k-$25k	0.00

Summaryinfo

A vulnerability was found in Google Chrome. It has been declared as critical. This issue affects some unknown processing of the component V8. Such manipulation leads to type confusion. This vulnerability is documented as CVE-2023-4070. The attack can be executed remotely. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Google Chrome (Web Browser) and classified as critical. Affected by this issue is some unknown processing of the component V8. The manipulation with an unknown input leads to a type confusion vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability.

The weakness was released 08/03/2023. The advisory is shared for download at chromereleases.googleblog.com. This vulnerability is handled as CVE-2023-4070. 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 08/24/2023). It is expected to see the exploit prices for this product increasing in the near future.

Upgrading to version 115.0.5790.170 eliminates this vulnerability.

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

Productinfo

Type

Web Browser

Vendor

Google

Name

Chrome

License

free

Website

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

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.2
VulDB Meta Temp Score: 7.0

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

NVD Base Score: 8.1
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Bug Bounty Price: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Chrome 115.0.5790.170

Timelineinfo

08/02/2023 🔍
08/03/2023 +1 days 🔍
08/03/2023 +0 days 🔍
08/24/2023 +21 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: FEDORA-2023-ea7128b5ce
Status: Confirmed

CVE: CVE-2023-4070 (🔍)
GCVE (CVE): GCVE-0-2023-4070
GCVE (VulDB): GCVE-100-235976

Entryinfo

Created: 08/03/2023 08:26
Updated: 08/24/2023 17:07
Changes: 08/03/2023 08:26 (39), 08/24/2023 16:59 (3), 08/24/2023 17:07 (11)
Complete: 🔍
Cache ID: 216::103