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CVE-2023-39435— Zavio IP Camera Stack-Based Buffer Overflow

Quick assessment

Affected
Zavio IP Camera CF7500
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.

Zavio CF Series是Zavio公司的一系列网络摄像头。 Zavio CF Series IP Camera存在安全漏洞，该漏洞源于容易受到堆栈溢出的影响，无法充分检查或验证分配的缓冲区大小，可能会导致远程代码执行。

CVSS 8.8 · High EPSS 1.23% · P66
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I. Basic Information for CVE-2023-39435

Vulnerability Information
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Vulnerability Title
Zavio IP Camera Stack-Based Buffer Overflow
Source: CVE Program / CVE List V5
Vulnerability Description
Zavio CF7500, CF7300, CF7201, CF7501, CB3211, CB3212, CB5220, CB6231, B8520, B8220, and CD321 IP Cameras with firmware version M2.1.6.05 are vulnerable to stack-based overflows. During the process of updating certain settings sent from incoming network requests, the product does not sufficiently check or validate allocated buffer size. This may lead to remote code execution.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
栈缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
Zavio CF Series IP Camera 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Zavio CF Series是Zavio公司的一系列网络摄像头。 Zavio CF Series IP Camera存在安全漏洞，该漏洞源于容易受到堆栈溢出的影响，无法充分检查或验证分配的缓冲区大小，可能会导致远程代码执行。
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
Zavio IP Camera CF7500 version M2.1.6.05 -
Zavio IP Camera CF7300 version M2.1.6.05 -
Zavio IP Camera CF7201 version M2.1.6.05 -
Zavio IP Camera CF7501 version M2.1.6.05 -
Zavio IP Camera CB3211 version M2.1.6.05 -
Zavio IP Camera CB3212 version M2.1.6.05 -
Zavio IP Camera CB5220 version M2.1.6.05 -
Zavio IP Camera CB6231 version M2.1.6.05 -
Zavio IP Camera B8520 version M2.1.6.05 -
Zavio IP Camera B8220 version M2.1.6.05 -
Zavio IP Camera CD321 version M2.1.6.05 -

II. Public POCs for CVE-2023-39435

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III. Intelligence Information for CVE-2023-39435

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Vendor Advisories for CVE-2023-39435 (1)

Same Patch Batch · Zavio · 2023-11-08 · 5 CVEs total

CVE-2023-3959 9.8 CRITICAL Zavio IP Camera Stack-Based Buffer Overflow
CVE-2023-43755 9.8 CRITICAL Zavio IP Camera Stack-Based Buffer Overflow
CVE-2023-45225 9.8 CRITICAL Zavio IP Camera Stack-Based Buffer Overflow
CVE-2023-4249 8.8 HIGH Zavio IP Camera Stack-Based Buffer Overflow

IV. Related Vulnerabilities

Same product: IP Camera CF7500
Same vendor: Zavio
Same weakness: CWE-121

V. Comments for CVE-2023-39435

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