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CVE-2023-24537— Infinite loop in parsing in go/scanner

Quick assessment

Affected
Go standard library go/scanner
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 Golang是美国谷歌（Google）公司的一种静态强类型、编译型语言。Go的语法接近C语言，但对于变量的声明有所不同。Go支持垃圾回收功能。Go的并行模型是以东尼·霍尔的通信顺序进程（CSP）为基础，采取类似模型的其他语言包括Occam和Limbo，但它也具有Pi运算的特征，比如通道传输。在1.8版本中开放插件（Plugin）的支持，这意味着现在能从Go中动态加载部分函数。 Google Golang 存在安全漏洞，该漏洞源于在包含行号非常大的//line 指令的 Go 源代码上调用任何

AI Predicted 5.5 Difficulty: Moderate EPSS 1.41% · P72

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2023-24537

Vulnerability Information
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Vulnerability Title
Infinite loop in parsing in go/scanner
Source: CVE Program / CVE List V5
Vulnerability Description
Calling any of the Parse functions on Go source code which contains //line directives with very large line numbers can cause an infinite loop due to integer overflow.
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 Golang 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Google Golang是美国谷歌（Google）公司的一种静态强类型、编译型语言。Go的语法接近C语言，但对于变量的声明有所不同。Go支持垃圾回收功能。Go的并行模型是以东尼·霍尔的通信顺序进程（CSP）为基础，采取类似模型的其他语言包括Occam和Limbo，但它也具有Pi运算的特征，比如通道传输。在1.8版本中开放插件（Plugin）的支持，这意味着现在能从Go中动态加载部分函数。 Google Golang 存在安全漏洞，该漏洞源于在包含行号非常大的//line 指令的 Go 源代码上调用任何
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 go/scanner 0 ~ 1.19.8 -

II. Public POCs for CVE-2023-24537

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III. Intelligence Information for CVE-2023-24537

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Vendor Advisories for CVE-2023-24537 (1)

Other References for CVE-2023-24537 (4)

Same Patch Batch · Go standard library · 2023-04-06 · 4 CVEs total

CVE-2023-24534 Excessive memory allocation in net/http and net/textproto
CVE-2023-24536 Excessive resource consumption in net/http, net/textproto and mime/multipart
CVE-2023-24538 Backticks not treated as string delimiters in html/template

IV. Related Vulnerabilities

Same vendor: Go standard library

V. Comments for CVE-2023-24537

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