Google Chrome up to 67.0.3396.87 v8 Video File use after free

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
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6.2$5k-$25k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Google Chrome. This impacts an unknown function of the component v8. Such manipulation as part of Video File leads to use after free. This vulnerability is referenced as CVE-2018-6155. It is possible to launch the attack remotely. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Google Chrome (Web Browser). It has been rated as critical. Affected by this issue is an unknown functionality of the component v8. The manipulation as part of a Video File 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. CVE summarizes:

Incorrect handling of frames in the VP8 parser in Google Chrome prior to 68.0.3440.75 allowed a remote attacker to potentially exploit heap corruption via a crafted video file.

The bug was discovered 07/24/2018. The weakness was published 06/27/2019. This vulnerability is handled as CVE-2018-6155 since 01/23/2018. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 07/17/2024). 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 3 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 111407 (FreeBSD : chromium -- multiple vulnerabilities (b9c525d9-9198-11e8-beba-080027ef1a23)), 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 371097 (Google Chrome Prior To 68.0.3440.75 Multiple Vulnerabilities).

Upgrading to version 68.0.3440.75 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 vulnerability database at Tenable (111407). Similar entries are available at VDB-127496, VDB-128961, VDB-128962 and VDB-128963. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Version

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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: 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: 111407
Nessus Name: FreeBSD : chromium -- multiple vulnerabilities (b9c525d9-9198-11e8-beba-080027ef1a23)
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 68.0.3440.75

Timelineinfo

01/23/2018 🔍
07/24/2018 +182 days 🔍
07/27/2018 +3 days 🔍
07/30/2018 +3 days 🔍
06/27/2019 +332 days 🔍
06/27/2019 +0 days 🔍
07/17/2024 +1847 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: chromereleases.googleblog.com
Status: Not defined

CVE: CVE-2018-6155 (🔍)
GCVE (CVE): GCVE-0-2018-6155
GCVE (VulDB): GCVE-100-136970

OVAL: 🔍

OSVDB: - Google Chrome WebRTC code execution

See also: 🔍

Entryinfo

Created: 06/27/2019 21:59
Updated: 07/17/2024 03:56
Changes: 06/27/2019 21:59 (46), 06/28/2020 12:39 (28), 10/08/2023 18:18 (4), 07/17/2024 03:56 (17)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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