Google Chrome prior 67.0.3396.62 IndexDB HTML Page use after free

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.8$5k-$25k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Google Chrome. This impacts an unknown function of the component IndexDB. The manipulation as part of HTML Page leads to use after free. This vulnerability is documented as CVE-2018-6127. The attack can be initiated remotely. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Google Chrome (Web Browser). It has been rated as critical. This issue affects an unknown code of the component IndexDB. The manipulation as part of a HTML Page leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Early free of object in use in IndexDB in Google Chrome prior to 67.0.3396.62 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.

The bug was discovered 05/29/2018. The weakness was released 01/09/2019 by Natalie Silvanovich with Google Project Zero (Website). It is possible to read the advisory at debian.org. The identification of this vulnerability is CVE-2018-6127 since 01/23/2018. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. 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 06/23/2023). 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 1 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 110254 (FreeBSD : chromium -- multiple vulnerabilities (427b0f58-644c-11e8-9e1b-e8e0b747a45a)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370974 (Google Chrome Prior to 67.0.3396.62 Multiple Vulnerabilities).

Upgrading to version 67.0.3396.62 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (110254) and SecurityFocus (BID 104309†). Entries connected to this vulnerability are available at VDB-119308, VDB-128948, VDB-128949 and VDB-128950. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.9
VulDB Meta Temp Score: 7.8

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
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: Use after free
CWE: CWE-416 / CWE-119
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: 110254
Nessus Name: FreeBSD : chromium -- multiple vulnerabilities (427b0f58-644c-11e8-9e1b-e8e0b747a45a)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 66169
OpenVAS Name: Google Chrome Security Updates(stable-channel-update-for-desktop_29-2018-05)-Windows
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Chrome 67.0.3396.62

Timelineinfo

01/23/2018 🔍
05/29/2018 +126 days 🔍
05/29/2018 +0 days 🔍
05/30/2018 +1 days 🔍
05/31/2018 +1 days 🔍
01/09/2019 +223 days 🔍
01/09/2019 +0 days 🔍
01/10/2019 +1 days 🔍
06/23/2023 +1625 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: RHSA-2018:1815
Researcher: Natalie Silvanovich
Organization: Google Project Zero
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-6127 (🔍)
GCVE (CVE): GCVE-0-2018-6127
GCVE (VulDB): GCVE-100-128951

OVAL: 🔍

SecurityFocus: 104309 - Google Chrome Prior to 67.0.3396.62 Multiple Security Vulnerabilities
SecurityTracker: 1041014

See also: 🔍

Entryinfo

Created: 01/10/2019 21:31
Updated: 06/23/2023 17:00
Changes: 01/10/2019 21:31 (81), 04/28/2020 09:26 (5), 06/23/2023 17:00 (5)
Complete: 🔍
Cache ID: 216::103

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

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