VDB-135472 · CVE-2019-5793 · Qualys 371692

Google Chrome up to 73 Policy Enforcement HTML Page input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.6$5k-$25k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Google Chrome up to 73. The impacted element is an unknown function of the component Policy Enforcement. Executing a manipulation as part of HTML Page can lead to input validation. This vulnerability is tracked as CVE-2019-5793. The attack can be launched remotely. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Google Chrome up to 73 (Web Browser) and classified as critical. This vulnerability affects an unknown functionality of the component Policy Enforcement. The manipulation as part of a HTML Page leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Insufficient policy enforcement in extensions in Google Chrome prior to 73.0.3683.75 allowed a remote attacker to initiate the extensions installation user interface via a crafted HTML page.

The bug was discovered 03/12/2019. The weakness was disclosed 05/23/2019 (Website). The advisory is shared for download at lists.opensuse.org. This vulnerability was named CVE-2019-5793 since 01/09/2019. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. 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 06/15/2020). It is expected to see the exploit prices for this product increasing in the near future.

The vulnerability was handled as a non-public zero-day exploit for at least 72 days. During that time the estimated underground price was around $25k-$100k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 371692 (Google Chrome Prior To 73.0.3683.75 Multiple Vulnerability).

Upgrading to version 73.0.3683.75 eliminates this vulnerability.

The entries VDB-135466, VDB-135467, VDB-135468 and VDB-135469 are pretty similar. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.9
VulDB Meta Temp Score: 6.8

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
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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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Chrome 73.0.3683.75

Timelineinfo

01/09/2019 🔍
03/12/2019 +62 days 🔍
05/23/2019 +72 days 🔍
05/24/2019 +1 days 🔍
06/15/2020 +388 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: lists.opensuse.org
Status: Confirmed

CVE: CVE-2019-5793 (🔍)
GCVE (CVE): GCVE-0-2019-5793
GCVE (VulDB): GCVE-100-135472
See also: 🔍

Entryinfo

Created: 05/24/2019 22:04
Updated: 06/15/2020 11:59
Changes: 05/24/2019 22:04 (63), 06/15/2020 11:59 (2)
Complete: 🔍
Cache ID: 216::103

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

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