CVE-2021-21124
Debian Security Advisory 4846-1
Severity Score
9.6
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
Potential user after free in Speech Recognizer in Google Chrome on Android prior to 88.0.4324.96 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page.
Un potencial uso de la memoria previamente liberada en Speech Recognizer en Google Chrome en Android versiones anteriores a 88.0.4324.96, permitió a un atacante remoto llevar a cabo potencialmente un escape del sandbox por medio de una página HTML diseñada
Multiple vulnerabilities have been found in Chromium and Google Chrome, the worst of which could result in the arbitrary execution of code. Versions less than 88.0.4324.96 are affected.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2020-12-21 CVE Reserved
- 2021-01-25 CVE Published
- 2024-08-03 CVE Updated
- 2025-03-30 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-416: Use After Free
CAPEC
References (2)
| URL | Tag | Source |
|---|---|---|
| https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2021-21124 | Third Party Advisory |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://chromereleases.googleblog.com/2021/01/stable-channel-update-for-desktop_19.html | 2021-03-08 |
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" | < 88.0.4324.96 Search vendor "Google" for product "Chrome" and version " < 88.0.4324.96" | - |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Edge Chromium Search vendor "Microsoft" for product "Edge Chromium" | < 88.0.705.50 Search vendor "Microsoft" for product "Edge Chromium" and version " < 88.0.705.50" | - |
Affected
| ||||||