CVE-2023-5174
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存在安全漏洞，该漏洞源于Windows在进程创建过程中未能复制句柄，导致存在释放后重用漏洞。
Possible ATT&CK Techniques 1 AI
T1203 · Exploitation for Client Execution
Get alerts for future matching vulnerabilities
Log in to subscribe
I. Basic Information for CVE-2023-5174
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗
Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
If Windows failed to duplicate a handle during process creation, the sandbox code may have inadvertently freed a pointer twice, resulting in a use-after-free and a potentially exploitable crash.
*This bug only affects Firefox on Windows when run in non-standard configurations (such as using `runas`). Other operating systems are unaffected.* This vulnerability affects Firefox < 118, Firefox ESR < 115.3, and Thunderbird < 115.3.
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 资源管理错误漏洞
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存在安全漏洞，该漏洞源于Windows在进程创建过程中未能复制句柄，导致存在释放后重用漏洞。
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 ~ 118 | - |
|
| Mozilla | Firefox ESR | unspecified ~ 115.3 | - |
|
| Mozilla | Thunderbird | unspecified ~ 115.3 | - |
|
II. Public POCs for CVE-2023-5174
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
Premium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2023-5174
请登录查看更多情报信息。
Vendor Advisories for CVE-2023-5174 (4)
Same Patch Batch · Mozilla · 2023-09-27 · 9 CVEs total
| CVE-2023-5175 | Mozilla Firefox 资源管理错误漏洞 | |
| CVE-2023-5173 | Mozilla Firefox 输入验证错误漏洞 | |
| CVE-2023-5172 | Mozilla Firefox 资源管理错误漏洞 | |
| CVE-2023-5170 | Mozilla Firefox 安全漏洞 | |
| CVE-2023-5176 | Mozilla Firefox 缓冲区错误漏洞 | |
| CVE-2023-5171 | Mozilla Firefox 资源管理错误漏洞 | |
| CVE-2023-5169 | Mozilla Firefox 缓冲区错误漏洞 | |
| CVE-2023-5168 | Mozilla Firefox 缓冲区错误漏洞 |
IV. Related Vulnerabilities
Same product: Firefox
-
CVE-2026-109782
Mitigation bypass in the File Handling component -
CVE-2026-109780
Mitigation bypass in the DOM: Core & HTML component -
CVE-2026-109781
Denial-of-service in the Printing: Output component -
CVE-2026-109783
Mitigation bypass in the File Handling component -
CVE-2026-109777
Information disclosure in the Storage: IndexedDB component
Same vendor: Mozilla
-
CVE-2026-110249
Denial-of-service in the Exchange email component -
CVE-2026-110247
Integer overflow in libmime buffer growth could lead to heap -
CVE-2026-109782
Mitigation bypass in the File Handling component -
CVE-2026-109780
Mitigation bypass in the DOM: Core & HTML component -
CVE-2026-109781
Denial-of-service in the Printing: Output component
V. Comments for CVE-2023-5174
No comments yet