VDB-157676 · CVE-2020-15096 · GCVE-0-2020-15096

Electron up to 6.1.0/7.2.3/8.2.3/9.0.0-beta20 Context Isolation trust boundary violation

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 (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.9	$0-$5k	0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Electron up to 6.1.0/7.2.3/8.2.3/9.0.0-beta20. This affects an unknown part of the component Context Isolation. Such manipulation leads to trust boundary violation. This vulnerability is documented as CVE-2020-15096. The attack can be executed remotely. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Electron up to 6.1.0/7.2.3/8.2.3/9.0.0-beta20 and classified as critical. Affected by this issue is an unknown functionality of the component Context Isolation. The manipulation with an unknown input leads to a trust boundary violation vulnerability. Using CWE to declare the problem leads to CWE-501. The product mixes trusted and untrusted data in the same data structure or structured message. Impacted is confidentiality, integrity, and availability. CVE summarizes:

In Electron before versions 6.1.1, 7.2.4, 8.2.4, and 9.0.0-beta21, there is a context isolation bypass, meaning that code running in the main world context in the renderer can reach into the isolated Electron context and perform privileged actions. Apps using "contextIsolation" are affected. There are no app-side workarounds, you must update your Electron version to be protected. This is fixed in versions 6.1.1, 7.2.4, 8.2.4, and 9.0.0-beta21.

The weakness was released 07/07/2020 (GitHub Repository). The advisory is shared for download at github.com. This vulnerability is handled as CVE-2020-15096 since 06/25/2020. The attack may be launched remotely. The exploitation needs additional levels of successful authentication. There are neither technical details nor an exploit publicly available.

Upgrading to version 6.1.1, 7.2.4, 8.2.4 or 9.0.0-beta21 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

Electron

Version

Website

Product: https://github.com/electron/electron/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.7
VulDB Meta Temp Score: 6.3

VulDB Base Score: 6.6
VulDB Temp Score: 5.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

Class: Trust boundary violation
CWE: CWE-501
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Electron 6.1.1/7.2.4/8.2.4/9.0.0-beta21

Timelineinfo

06/25/2020 🔍
07/07/2020 +12 days 🔍
07/07/2020 +0 days 🔍
10/28/2020 +113 days 🔍

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2020-15096 (🔍)
GCVE (CVE): GCVE-0-2020-15096
GCVE (VulDB): GCVE-100-157676

Entryinfo

Created: 07/07/2020 09:32
Updated: 10/28/2020 21:30
Changes: 07/07/2020 09:32 (38), 07/07/2020 09:37 (11), 10/28/2020 21:23 (1), 10/28/2020 21:30 (1)
Complete: 🔍
Cache ID: 216::103