CVE-2023-6870
Quick assessment
Affected
Mozilla Firefox
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Mozilla Firefox是美国Mozilla基金会的一款开源Web浏览器。 Mozilla Firefox 121之前版本存在安全漏洞，该漏洞源于在后台线程中生成Toast通知会遮挡Firefox显示的全屏通知。
Possible ATT&CK Techniques 1 AI
T1564.004 · NTFS File Attributes
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I. Basic Information for CVE-2023-6870
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Applications which spawn a Toast notification in a background thread may have obscured fullscreen notifications displayed by Firefox.
*This issue only affects Android versions of Firefox and Firefox Focus.* This vulnerability affects Firefox < 121.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Mozilla Firefox 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mozilla Firefox是美国Mozilla基金会的一款开源Web浏览器。 Mozilla Firefox 121之前版本存在安全漏洞，该漏洞源于在后台线程中生成Toast通知会遮挡Firefox显示的全屏通知。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2023-6870
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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No public POC found.
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Vendor Advisories for CVE-2023-6870 (3)
Same Patch Batch · Mozilla · 2023-12-19 · 21 CVEs total
| CVE-2023-6863 | Mozilla Firefox 安全漏洞 | |
| CVE-2023-50762 | Mozilla Thunderbird 安全漏洞 | |
| CVE-2023-50761 | Mozilla Thunderbird 安全漏洞 | |
| CVE-2023-6856 | Mozilla Firefox 安全漏洞 | |
| CVE-2023-6857 | Mozilla Firefox 安全漏洞 | |
| CVE-2023-6858 | Mozilla Firefox 安全漏洞 | |
| CVE-2023-6859 | Mozilla Firefox 安全漏洞 | |
| CVE-2023-6860 | Mozilla Firefox 安全漏洞 | |
| CVE-2023-6861 | Mozilla Firefox 安全漏洞 | |
| CVE-2023-6862 | Mozilla Firefox 安全漏洞 | |
| CVE-2023-6873 | Mozilla Firefox 安全漏洞 | |
| CVE-2023-6864 | Mozilla Firefox 安全漏洞 | |
| CVE-2023-6135 | Mozilla Firefox 安全漏洞 | |
| CVE-2023-6865 | Mozilla Firefox 安全漏洞 | |
| CVE-2023-6866 | Mozilla Firefox 安全漏洞 | |
| CVE-2023-6867 | Mozilla Firefox 安全漏洞 | |
| CVE-2023-6868 | Mozilla Firefox 安全漏洞 | |
| CVE-2023-6869 | Mozilla Firefox 安全漏洞 | |
| CVE-2023-6871 | Mozilla Firefox 安全漏洞 | |
| CVE-2023-6872 | Mozilla Firefox 安全漏洞 |
IV. Related Vulnerabilities
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Mitigation bypass in the File Handling component -
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Information disclosure in the Storage: IndexedDB component
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Mitigation bypass in the File Handling component -
CVE-2026-109780
Mitigation bypass in the DOM: Core & HTML component -
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Denial-of-service in the Printing: Output component
V. Comments for CVE-2023-6870
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