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Advisory details: gitlab / nuget/Microsoft.ChakraCore/CVE-2020-0878
Advisory ID gitlab/nuget/Microsoft.ChakraCore/CVE-2020-0878
Aliases CVE-2020-0878
Summary A remote code execution vulnerability exists in the way that Microsoft browsers access objects in memory, aka 'Microsoft Browser Memory Corruption Vulnerability'.
Status Published
Exploitability 2.0
Weighted Severity 0.0
Risk
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (2)
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
cvssv2 https://gitlab.com/gitlab-org/advisories-community/-/blob/main/nuget/Microsoft.ChakraCore/CVE-2020-0878.yml
cvssv3.1 https://gitlab.com/gitlab-org/advisories-community/-/blob/main/nuget/Microsoft.ChakraCore/CVE-2020-0878.yml
Reference id Reference type URL
CVE-2020-0878 https://nvd.nist.gov/vuln/detail/CVE-2020-0878
CVE-2020-0878 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0878
Data source KEV
Date added Nov. 3, 2021
Description Microsoft Edge and Internet Explorer contain a memory corruption vulnerability that allows attackers to execute code in the context of the current user.
Required action Apply updates per vendor instructions.
Due date May 3, 2022
Note 
https://nvd.nist.gov/vuln/detail/CVE-2020-0878
Ransomware campaign use Known

No EPSS data available for this advisory.

Patch URL
There are no known patches.
Vector: AV:N/AC:H/Au:N/C:P/I:P/A:P Found at https://gitlab.com/gitlab-org/advisories-community/-/blob/main/nuget/Microsoft.ChakraCore/CVE-2020-0878.yml
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://gitlab.com/gitlab-org/advisories-community/-/blob/main/nuget/Microsoft.ChakraCore/CVE-2020-0878.yml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none

Vector: SSVCv2/E:A/A:N/T:T/P:M/B:A/M:M/D:A/2025-02-04T18:21:10Z/

Decision: Attend

Source URL: https://github.com/cisagov/vulnrichment/blob/develop/2020/0xxx/CVE-2020-0878.json

Source Advisory: vulnrichment/CVE-2020-0878

View SSVC decision tree 
[{'Exploitation': 'active'},
 {'Automatable': 'no'},
 {'Technical Impact': 'total'},
 {'Mission Prevalence': 'minimal'},
 {'Public Well-being Impact': 'material'},
 {'Mission & Well-being': 'medium'}]