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CVE-2024-24790— Unexpected behavior from Is methods for IPv4-mapped IPv6 addresses in net/netip

Quick assessment

Affected
Go standard library net/netip
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 1.21.11之前版本，1.22.0-0到1.22.4之前版本存在安全漏洞，该漏洞源于多个用于识别IP地址特性的方法在处理IPv4地址时能够正确返回true，在处理对应的IPv4映射的IPv6地址时，错误地返回false。

AI Predicted 5.3 Difficulty: Moderate EPSS 1.95% · P80
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I. Basic Information for CVE-2024-24790

Vulnerability Information
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Vulnerability Title
Unexpected behavior from Is methods for IPv4-mapped IPv6 addresses in net/netip
Source: CVE Program / CVE List V5
Vulnerability Description
The various Is methods (IsPrivate, IsLoopback, etc) did not work as expected for IPv4-mapped IPv6 addresses, returning false for addresses which would return true in their traditional IPv4 forms.
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 1.21.11之前版本，1.22.0-0到1.22.4之前版本存在安全漏洞，该漏洞源于多个用于识别IP地址特性的方法在处理IPv4地址时能够正确返回true，在处理对应的IPv4映射的IPv6地址时，错误地返回false。
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 net/netip 0 ~ 1.21.11 -

II. Public POCs for CVE-2024-24790

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III. Intelligence Information for CVE-2024-24790

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Mailing List Discussions for CVE-2024-24790 (1)

Other References for CVE-2024-24790 (4)

IV. Related Vulnerabilities

Same vendor: Go standard library

V. Comments for CVE-2024-24790

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