Google Chrome up to 85.0.4183.102 Policy Enforcement sandbox

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.2$5k-$25k0.00

Summaryinfo

A vulnerability was found in Google Chrome and classified as critical. This impacts an unknown function of the component Policy Enforcement. The manipulation results in sandbox. This vulnerability is identified as CVE-2020-15963. The attack can be executed remotely. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Google Chrome (Web Browser). Affected is an unknown code of the component Policy Enforcement. The manipulation with an unknown input leads to a sandbox vulnerability. CWE is classifying the issue as CWE-265. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Insufficient policy enforcement in extensions in Google Chrome prior to 85.0.4183.121 allowed an attacker who convinced a user to install a malicious extension to potentially perform a sandbox escape via a crafted Chrome Extension.

The weakness was released 09/21/2020 (Website). The advisory is shared for download at chromereleases.googleblog.com. This vulnerability is traded as CVE-2020-15963 since 07/27/2020. The exploitability is told to be difficult. 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 10/13/2024). 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 T1611.

The vulnerability scanner Nessus provides a plugin with the ID 208612 (CentOS 6 : chromium-browser (RHSA-2020:4206)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 85.0.4183.121 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (208612). Entries connected to this vulnerability are available at VDB-161673, VDB-161674, VDB-161675 and VDB-161677. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.2

VulDB Base Score: 5.0
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.6
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: Sandbox
CWE: CWE-265 / CWE-264
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: 208612
Nessus Name: CentOS 6 : chromium-browser (RHSA-2020:4206)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Chrome 85.0.4183.121

Timelineinfo

07/27/2020 🔍
09/21/2020 +56 days 🔍
09/22/2020 +1 days 🔍
05/05/2025 +1686 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: chromereleases.googleblog.com
Status: Confirmed

CVE: CVE-2020-15963 (🔍)
GCVE (CVE): GCVE-0-2020-15963
GCVE (VulDB): GCVE-100-161676
See also: 🔍

Entryinfo

Created: 09/22/2020 06:46
Updated: 05/05/2025 03:47
Changes: 09/22/2020 06:46 (41), 09/22/2020 06:51 (18), 10/13/2024 10:33 (19), 05/05/2025 03:47 (5)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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