Google Chrome prior 77.0.3865.75 Omnibox permission assignment

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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5.1$5k-$25k0.00

A vulnerability classified as critical was found in Google Chrome (Web Browser). Affected by this vulnerability is some unknown functionality of the component Omnibox. The manipulation with an unknown input leads to a permission assignment vulnerability. The CWE definition for the vulnerability is CWE-732. The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

IDN spoofing in Omnibox in Google Chrome prior to 77.0.3865.75 allowed a remote attacker to perform domain spoofing via IDN homographs via a crafted domain name.

The weakness was disclosed 11/25/2019 as Stable Channel Update for Desktop - September 2019 as confirmed release notes (Website). The advisory is shared at chromereleases.googleblog.com. This vulnerability is known as CVE-2019-13659 since 07/18/2019. 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 11/26/2019). It is expected to see the exploit prices for this product increasing in the near future.

Upgrading to version 77.0.3865.75 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The entries 146201, 146200, 146199 and 146198 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: 5.3
VulDB Meta Temp Score: 5.2

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

NVD Base Score: 4.3
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: Permission assignment
CWE: CWE-732 / CWE-275 / CWE-266
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 77.0.3865.75

Timelineinfo

07/18/2019 🔍
11/10/2019 +115 days 🔍
11/25/2019 +15 days 🔍
11/26/2019 +1 days 🔍
11/26/2019 +0 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: Stable Channel Update for Desktop - September 2019
Status: Confirmed

CVE: CVE-2019-13659 (🔍)
See also: 🔍

Entryinfo

Created: 11/26/2019 07:02
Updated: 11/26/2019 07:07
Changes: 11/26/2019 07:02 (44), 11/26/2019 07:07 (18)
Complete: 🔍

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