Google Chrome up to 129.0.6668.100 WebAuthentication 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.
6.0$5k-$25k0.00

Summaryinfo

A vulnerability classified as critical has been found in Google Chrome. This issue affects some unknown processing of the component WebAuthentication. This manipulation causes use after free. This vulnerability is registered as CVE-2024-9955. Remote exploitation of the attack is possible. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Google Chrome. Affected by this vulnerability is some unknown processing of the component WebAuthentication. 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 summary by CVE is:

Use after free in WebAuthentication in Google Chrome prior to 130.0.6723.58 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Medium)

The advisory is shared at chromereleases.googleblog.com. This vulnerability is known as CVE-2024-9955 since 10/14/2024. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 10/16/2024).

The vulnerability scanner Nessus provides a plugin with the ID 209038 (Google Chrome < 130.0.6723.58 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 130.0.6723.58 eliminates this vulnerability. The upgrade is hosted for download at chromereleases.googleblog.com.

The vulnerability is also documented in the vulnerability database at Tenable (209038). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

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

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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Nessus ID: 209038
Nessus Name: Google Chrome < 130.0.6723.58 Multiple Vulnerabilities

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Chrome 130.0.6723.58

Timelineinfo

10/14/2024 🔍
10/15/2024 +1 days 🔍
10/16/2024 +0 days 🔍
03/05/2025 +140 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: 370133
Status: Confirmed

CVE: CVE-2024-9955 (🔍)
GCVE (CVE): GCVE-0-2024-9955
GCVE (VulDB): GCVE-100-280405

Entryinfo

Created: 10/16/2024 00:24
Updated: 03/05/2025 15:42
Changes: 10/16/2024 00:24 (58), 10/16/2024 19:05 (2), 03/05/2025 15:42 (3)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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