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CVE-2023-5173

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HTTP Alternate Services存在越界写入漏洞。

AI Predicted 4.4 Difficulty: Moderate EPSS 0.91% · P59

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2023-5173

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In a non-standard configuration of Firefox, an integer overflow could have occurred based on network traffic (possibly under influence of a local unprivileged webpage), leading to an out-of-bounds write to privileged process memory. *This bug only affects Firefox if a non-standard preference allowing non-HTTPS Alternate Services (`network.http.altsvc.oe`) is enabled.* This vulnerability affects Firefox < 118.
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 输入验证错误漏洞
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HTTP Alternate Services存在越界写入漏洞。
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 -

II. Public POCs for CVE-2023-5173

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III. Intelligence Information for CVE-2023-5173

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Vendor Advisories for CVE-2023-5173 (3)

Same Patch Batch · Mozilla · 2023-09-27 · 9 CVEs total

CVE-2023-5175 Mozilla Firefox 资源管理错误漏洞
CVE-2023-5172 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-2023-5174 Mozilla Firefox 资源管理错误漏洞
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
Same vendor: Mozilla

V. Comments for CVE-2023-5173

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