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CVE-2017-14202— The shell implementation does not protect against buffer overruns resulting in unpredictable behavior.

Quick assessment

Affected
Zephyr shell
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.

Zephyr是一套开源的小型的可缩放的实时操作系统。 Zephyr?1.14.0之前版本中存在缓冲区错误漏洞。该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。

AI Predicted 8.8 Difficulty: Easy EPSS 0.57% · P44
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I. Basic Information for CVE-2017-14202

Vulnerability Information
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Vulnerability Title
The shell implementation does not protect against buffer overruns resulting in unpredictable behavior.
Source: CVE Program / CVE List V5
Vulnerability Description
Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in the shell component of Zephyr allows a serial or telnet connected user to cause a crash, possibly with arbitrary code execution. This issue affects: Zephyr shell versions prior to 1.14.0 on all.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
内存缓冲区边界内操作的限制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Zephyr 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Zephyr是一套开源的小型的可缩放的实时操作系统。 Zephyr?1.14.0之前版本中存在缓冲区错误漏洞。该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。
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
Zephyr shell prior to 1.14.0 -

II. Public POCs for CVE-2017-14202

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III. Intelligence Information for CVE-2017-14202

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Patches & Fixes for CVE-2017-14202 (1)

Other References for CVE-2017-14202 (2)

IV. Related Vulnerabilities

Same product: shell
Same vendor: Zephyr
Same weakness: CWE-119

V. Comments for CVE-2017-14202

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