Google Chrome up to 79.0.3945.130 WebRTC Video Stream out-of-bounds write

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.4$5k-$25k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Google Chrome. Affected by this issue is some unknown functionality of the component WebRTC. Performing a manipulation as part of Video Stream results in out-of-bounds write. This vulnerability is reported as CVE-2020-6387. The attack is possible to be carried out remotely. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Google Chrome (Web Browser). This affects an unknown functionality of the component WebRTC. The manipulation as part of a Video Stream leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Out of bounds write in WebRTC in Google Chrome prior to 80.0.3987.87 allowed a remote attacker to potentially exploit heap corruption via a crafted video stream.

The weakness was disclosed 02/11/2020. This vulnerability is uniquely identified as CVE-2020-6387 since 01/08/2020. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 02/12/2020). It is expected to see the exploit prices for this product increasing in the near future.

Upgrading to version 80.0.3987.87 eliminates this vulnerability.

The entries VDB-150001, VDB-150000, VDB-149999 and VDB-149998 are pretty similar. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
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: Out-of-bounds write
CWE: CWE-787 / 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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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 🔍
02/11/2020 +34 days 🔍
02/12/2020 +1 days 🔍
05/10/2025 +1914 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: RHSA-2020:0514
Status: Confirmed

CVE: CVE-2020-6387 (🔍)
GCVE (CVE): GCVE-0-2020-6387
GCVE (VulDB): GCVE-100-149997
See also: 🔍

Entryinfo

Created: 02/12/2020 07:43
Updated: 05/10/2025 14:14
Changes: 02/12/2020 07:43 (40), 02/12/2020 07:48 (18), 03/30/2024 09:58 (19), 05/10/2025 14:14 (6)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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