Google Chrome prior 80.0.3987.87 AppCache HTML Page privileges management

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 (≈)
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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.
6.1$5k-$25k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Google Chrome. The affected element is an unknown function of the component AppCache. The manipulation as part of HTML Page results in privileges management. This vulnerability is identified as CVE-2020-6499. The attack can be executed remotely. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as critical has been found in Google Chrome (Web Browser). Affected is an unknown part of the component AppCache. The manipulation as part of a HTML Page leads to a privileges management vulnerability. CWE is classifying the issue as CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Inappropriate implementation in AppCache in Google Chrome prior to 80.0.3987.87 allowed a remote attacker to bypass AppCache security restrictions via a crafted HTML page.

The weakness was released 06/03/2020. This vulnerability is traded as CVE-2020-6499 since 01/08/2020. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. 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 06/04/2020). It is expected to see the exploit prices for this product increasing in the near future.The MITRE ATT&CK project declares the attack technique as T1068.

Upgrading to version 80.0.3987.87 eliminates this vulnerability.

Entries connected to this vulnerability are available at VDB-156100, VDB-156099, VDB-156098 and VDB-156097. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
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: Privileges management
CWE: CWE-269 / 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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Chrome 80.0.3987.87

Timelineinfo

01/08/2020 🔍
06/03/2020 +147 days 🔍
06/04/2020 +1 days 🔍
06/04/2020 +0 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Status: Not defined

CVE: CVE-2020-6499 (🔍)
GCVE (CVE): GCVE-0-2020-6499
GCVE (VulDB): GCVE-100-156096
See also: 🔍

Entryinfo

Created: 06/04/2020 16:06
Updated: 06/04/2020 16:11
Changes: 06/04/2020 16:06 (40), 06/04/2020 16:11 (18)
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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