// For flags

CVE-2020-16042

chromium-browser: Uninitialized Use in V8

Severity Score

6.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Uninitialized Use in V8 in Google Chrome prior to 87.0.4280.88 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page.

Un uso no inicializado en V8 en Google Chrome versiones anteriores a 87.0.4280.88, permitió a un atacante remoto conseguir información potencialmente confidencial de la memoria del proceso por medio de una página HTML diseñada

The Mozilla Foundation Security Advisory describes this flaw as:

When a BigInt was right-shifted the backing store was not properly cleared, allowing uninitialized memory to be read.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
None
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2020-07-27 CVE Reserved
  • 2020-12-07 CVE Published
  • 2024-01-12 EPSS Updated
  • 2024-08-04 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-908: Use of Uninitialized Resource
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Google
Search vendor "Google"
 Chrome
Search vendor "Google" for product "Chrome"
 < 87.0.4280.88
Search vendor "Google" for product "Chrome" and version " < 87.0.4280.88"
-
Affected