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CVE-2023-45284— Incorrect detection of reserved device names on Windows in path/filepath

Quick assessment

Affected
Go standard library path/filepath
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.

Google Go是美国谷歌（Google）公司的一种静态强类型、编译型、并发型，并具有垃圾回收功能的编程语言。 Google Go存在安全漏洞，该漏洞源于IsLocal函数无法正确检测保留的设备名称。

AI Predicted 4.3 Difficulty: Trivial EPSS 0.90% · P58

Possible ATT&CK Techniques 1 AI

T1135 · Network Share Discovery
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I. Basic Information for CVE-2023-45284

Vulnerability Information
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Vulnerability Title
Incorrect detection of reserved device names on Windows in path/filepath
Source: CVE Program / CVE List V5
Vulnerability Description
On Windows, The IsLocal function does not correctly detect reserved device names in some cases. Reserved names followed by spaces, such as "COM1 ", and reserved names "COM" and "LPT" followed by superscript 1, 2, or 3, are incorrectly reported as local. With fix, IsLocal now correctly reports these names as non-local.
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
Google Go 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Google Go是美国谷歌（Google）公司的一种静态强类型、编译型、并发型，并具有垃圾回收功能的编程语言。 Google Go存在安全漏洞，该漏洞源于IsLocal函数无法正确检测保留的设备名称。
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
Go standard library path/filepath 0 ~ 1.20.11 -

II. Public POCs for CVE-2023-45284

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III. Intelligence Information for CVE-2023-45284

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Other References for CVE-2023-45284 (4)

IV. Related Vulnerabilities

Same product: path/filepath
Same vendor: Go standard library

V. Comments for CVE-2023-45284

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