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CVE-2021-31986

Quick assessment

Affected
Axis Communications AB AXIS OS
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.

Axis Os是瑞典安讯士（Axis）公司的一种边缘设备操作系统。 AXIS OS 6.40 or later 存在安全漏洞，该漏洞源于没有正确验证与SMTP通知相关的控制参数。这可能导致缓冲区溢出和数据泄漏。

AI Predicted 7.5 Difficulty: Moderate EPSS 0.80% · P55

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-31986

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
User controlled parameters related to SMTP notifications are not correctly validated. This can lead to a buffer overflow resulting in crashes and data leakage.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
堆缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
Axis Os 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Axis Os是瑞典安讯士（Axis）公司的一种边缘设备操作系统。 AXIS OS 6.40 or later 存在安全漏洞，该漏洞源于没有正确验证与SMTP通知相关的控制参数。这可能导致缓冲区溢出和数据泄漏。
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
Axis Communications AB AXIS OS AXIS OS 6.40 or later -

II. Public POCs for CVE-2021-31986

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III. Intelligence Information for CVE-2021-31986

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Other References for CVE-2021-31986 (1)

Same Patch Batch · Axis Communications AB · 2021-10-05 · 3 CVEs total

CVE-2021-31988 Axis Os 注入漏洞
CVE-2021-31987 Axis OS 安全漏洞

IV. Related Vulnerabilities

Same product: AXIS OS
Same vendor: Axis Communications AB
Same weakness: CWE-122

V. Comments for CVE-2021-31986

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