VDB-136999 · CVE-2019-5814 · Qualys 237198

Google Chrome up to 73.0.3683.103 Blink HTML Page improper authorization

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$5k-$25k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Google Chrome. Impacted is an unknown function of the component Blink. This manipulation as part of HTML Page causes improper authorization. The identification of this vulnerability is CVE-2019-5814. It is possible to initiate the attack remotely. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in Google Chrome (Web Browser). Affected by this vulnerability is some unknown functionality of the component Blink. The manipulation as part of a HTML Page leads to a improper authorization vulnerability. The CWE definition for the vulnerability is CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. As an impact it is known to affect confidentiality. The summary by CVE is:

Insufficient policy enforcement in Blink in Google Chrome prior to 74.0.3729.108 allowed a remote attacker to leak cross-origin data via a crafted HTML page.

The bug was discovered 04/23/2019. The weakness was shared 06/27/2019 (Website). It is possible to read the advisory at seclists.org. This vulnerability is known as CVE-2019-5814 since 01/09/2019. 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. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 06/26/2024). It is expected to see the exploit prices for this product increasing in the near future.The attack technique deployed by this issue is T1548.002 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 65 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 237198 (Red Hat Update for chromium-browser (RHSA-2019:1021)).

Upgrading to version 74.0.3729.108 eliminates this vulnerability.

The entries VDB-136990, VDB-136991, VDB-136992 and VDB-136993 are related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
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: Improper authorization
CWE: CWE-285 / CWE-266
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 74.0.3729.108

Timelineinfo

01/09/2019 🔍
04/23/2019 +104 days 🔍
06/27/2019 +65 days 🔍
06/27/2019 +0 days 🔍
06/26/2024 +1826 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: FEDORA-2019-8fb8240d14
Status: Not defined

CVE: CVE-2019-5814 (🔍)
GCVE (CVE): GCVE-0-2019-5814
GCVE (VulDB): GCVE-100-136999
OSVDB: - Google Chrome Blink security bypass

See also: 🔍

Entryinfo

Created: 06/27/2019 22:11
Updated: 06/26/2024 03:48
Changes: 06/27/2019 22:11 (63), 06/28/2020 16:31 (1), 10/09/2023 07:15 (4), 06/26/2024 03:48 (17)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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