Google Chrome up to 70.0.3538.110 Media HTML Page access control

CVSS Meta Temp Score
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CTI Interest Score
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6.2$5k-$25k0.00

Summaryinfo

A vulnerability was found in Google Chrome up to 70.0.3538.110 and classified as critical. Affected is an unknown function of the component Media. Executing a manipulation as part of HTML Page can lead to access control. This vulnerability is tracked as CVE-2018-18352. The attack can be launched remotely. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Google Chrome up to 70.0.3538.110 (Web Browser). It has been declared as critical. This vulnerability affects an unknown code of the component Media. The manipulation as part of a HTML Page leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Service works could inappropriately gain access to cross origin audio in Media in Google Chrome prior to 71.0.3578.80 allowed a remote attacker to bypass same origin policy for audio content via a crafted HTML page.

The bug was discovered 12/04/2018. The weakness was disclosed 12/11/2018 by Guang Gong with Qihoo 360 (Website). The advisory is shared for download at chromereleases.googleblog.com. This vulnerability was named CVE-2018-18352 since 10/15/2018. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. 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 08/01/2024). 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 T1068.

The vulnerability was handled as a non-public zero-day exploit for at least 6 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 119568 (RHEL 6 : chromium-browser (RHSA-2018:3803)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Red Hat Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 171951 (OpenSUSE Security Update for Chromium (openSUSE-SU-2018:4142-1)).

Upgrading to version 71.0.3578.80 eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (119568) and SecurityFocus (BID 106084†). The entries VDB-127833, VDB-127834, VDB-127835 and VDB-127836 are pretty similar. Once again VulDB remains the best source for vulnerability data.

Productinfo

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

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: 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: 119568
Nessus Name: RHEL 6 : chromium-browser (RHSA-2018:3803)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Chrome 71.0.3578.80

Timelineinfo

10/15/2018 🔍
12/04/2018 +50 days 🔍
12/04/2018 +0 days 🔍
12/10/2018 +6 days 🔍
12/11/2018 +1 days 🔍
12/11/2018 +0 days 🔍
12/11/2018 +0 days 🔍
12/12/2018 +1 days 🔍
08/01/2024 +2059 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: RHSA-2018:3803
Researcher: Guang Gong
Organization: Qihoo 360
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-18352 (🔍)
GCVE (CVE): GCVE-0-2018-18352
GCVE (VulDB): GCVE-100-127852

OVAL: 🔍

SecurityFocus: 106084 - Google Chrome Prior to 71.0.3578.80 Multiple Security Vulnerabilities

See also: 🔍

Entryinfo

Created: 12/12/2018 09:07
Updated: 08/01/2024 14:14
Changes: 12/12/2018 09:07 (76), 04/20/2020 09:47 (7), 06/18/2023 10:57 (4), 08/01/2024 14:14 (16)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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