Google Chrome up to 85.0.4183.102 Storage HTML Page 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. The affected element is an unknown function of the component Storage. Performing a manipulation as part of HTML Page results in out-of-bounds write. This vulnerability was named CVE-2020-15960. The attack may be initiated remotely. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Google Chrome (Web Browser). It has been classified as critical. This affects an unknown functionality of the component Storage. The manipulation as part of a HTML Page 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:

Heap buffer overflow in storage in Google Chrome prior to 85.0.4183.121 allowed a remote attacker to potentially perform out of bounds memory access via a crafted HTML page.

The weakness was presented 09/21/2020 (Website). The advisory is shared at chromereleases.googleblog.com. This vulnerability is uniquely identified as CVE-2020-15960 since 07/27/2020. 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 10/13/2024). It is expected to see the exploit prices for this product increasing in the near future.

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). See VDB-161674, VDB-161675, VDB-161676 and VDB-161677 for similar entries. Several companies clearly confirm that VulDB is the primary source for best 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: 7.6
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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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-2020-15960 (🔍)
GCVE (CVE): GCVE-0-2020-15960
GCVE (VulDB): GCVE-100-161673
See also: 🔍

Entryinfo

Created: 09/22/2020 06:45
Updated: 05/05/2025 03:47
Changes: 09/22/2020 06:45 (42), 09/22/2020 06:50 (18), 10/13/2024 10:33 (19), 05/05/2025 03:47 (5)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

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