CVE-2024-9399
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 131版本之前存在安全漏洞，该漏洞源于配置为启动特制的 WebTransport 会话的网站可能会导致 Firefox 进程崩溃，从而导致拒绝服务的情况。
Possible ATT&CK Techniques 1 AI
T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2024-9399
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A website configured to initiate a specially crafted WebTransport session could crash the Firefox process leading to a denial of service condition. This vulnerability affects Firefox < 131, Firefox ESR < 128.3, Thunderbird < 128.3, and Thunderbird < 131.
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 131版本之前存在安全漏洞，该漏洞源于配置为启动特制的 WebTransport 会话的网站可能会导致 Firefox 进程崩溃，从而导致拒绝服务的情况。
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
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Mozilla | Firefox | unspecified ~ 131 | - |
|
| Mozilla | Firefox ESR | unspecified ~ 128.3 | - |
|
| Mozilla | Thunderbird | unspecified ~ 128.3 | - |
|
| Mozilla | Thunderbird | unspecified ~ 131 | - |
|
II. Public POCs for CVE-2024-9399
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2024-9399 (4)
Same Patch Batch · Mozilla · 2024-10-01 · 13 CVEs total
| CVE-2024-9393 | Mozilla Firefox 安全漏洞 | |
| CVE-2024-9392 | Mozilla Firefox 安全漏洞 | |
| CVE-2024-9394 | Mozilla Firefox 安全漏洞 | |
| CVE-2024-9396 | Mozilla Firefox 安全漏洞 | |
| CVE-2024-9397 | Mozilla Firefox 安全漏洞 | |
| CVE-2024-9398 | Mozilla Firefox 安全漏洞 | |
| CVE-2024-9401 | Mozilla Firefox 安全漏洞 | |
| CVE-2024-9400 | Mozilla Firefox 安全漏洞 | |
| CVE-2024-9402 | Mozilla Firefox 安全漏洞 | |
| CVE-2024-9391 | Mozilla Firefox 安全漏洞 | |
| CVE-2024-9403 | Mozilla Firefox 安全漏洞 | |
| CVE-2024-9395 | Mozilla Firefox 安全漏洞 |
IV. Related Vulnerabilities
Same product: Firefox
-
CVE-2026-74989
Internally found bugs fixed in Firefox 154 -
CVE-2026-74988
Internally found bugs fixed in Firefox ESR 153.1 and Firefox -
CVE-2026-74984
Race condition in the JavaScript Engine component -
CVE-2026-74985
Privilege escalation in the Enterprise Policies component -
CVE-2026-74982
Denial-of-service in the Widget component
Same vendor: Mozilla
-
CVE-2026-74989
Internally found bugs fixed in Firefox 154 -
CVE-2026-74988
Internally found bugs fixed in Firefox ESR 153.1 and Firefox -
CVE-2026-74984
Race condition in the JavaScript Engine component -
CVE-2026-74985
Privilege escalation in the Enterprise Policies component -
CVE-2026-74982
Denial-of-service in the Widget component
V. Comments for CVE-2024-9399
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