Google Chrome prior 116.0.5845.179 Networks 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
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.
7.4$5k-$25k0.00

Summaryinfo

A vulnerability described as critical has been identified in Google Chrome. This impacts an unknown function of the component Networks. Executing a manipulation can lead to use after free. This vulnerability is tracked as CVE-2023-4763. The attack can be launched remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical was found in Google Chrome (Web Browser). This vulnerability affects an unknown code block of the component Networks. The manipulation with an unknown input leads to a use after free vulnerability. The CWE definition for the vulnerability is CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was disclosed 09/06/2023. The advisory is shared for download at chromereleases.googleblog.com. This vulnerability was named CVE-2023-4763. 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 10/01/2023). It is expected to see the exploit prices for this product increasing in the near future.

Upgrading to version 116.0.5845.179 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

License

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

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

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Chrome 116.0.5845.179

Timelineinfo

09/04/2023 🔍
09/06/2023 +2 days 🔍
09/06/2023 +0 days 🔍
10/01/2023 +25 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: FEDORA-2023-3bfb63f6d2
Status: Confirmed

CVE: CVE-2023-4763 (🔍)
GCVE (CVE): GCVE-0-2023-4763
GCVE (VulDB): GCVE-100-238852

Entryinfo

Created: 09/06/2023 07:31
Updated: 10/01/2023 09:22
Changes: 09/06/2023 07:31 (38), 10/01/2023 09:17 (3), 10/01/2023 09:22 (11)
Complete: 🔍
Cache ID: 216::103

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