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CVE-2021-32700— Supply chain attack via MiTM against users

Quick assessment

Affected
ballerina-platform ballerina-lang
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.

Ballerina是一个开源编程语言平台。 Ballerina存在安全漏洞，该漏洞允许攻击者可利用该漏洞替换或修改从BC检索到的包，从而允许将恶意代码注入芭蕾舞者可执行文件中。

CVSS 9.1 · Critical EPSS 0.58% · P46

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-32700

Vulnerability Information
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Vulnerability Title
Supply chain attack via MiTM against users
Source: CVE Program / CVE List V5
Vulnerability Description
Ballerina is an open source programming language and platform for cloud application programmers. Ballerina versions 1.2.x and SL releases up to alpha 3 have a potential for a supply chain attack via MiTM against users. Http connections did not make use of TLS and certificate checking was ignored. The vulnerability allows an attacker to substitute or modify packages retrieved from BC thus allowing to inject malicious code into ballerina executables. This has been patched in Ballerina 1.2.14 and Ballerina SwanLake alpha4.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
关键功能的认证机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
Ballerina 访问控制错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Ballerina是一个开源编程语言平台。 Ballerina存在安全漏洞，该漏洞允许攻击者可利用该漏洞替换或修改从BC检索到的包，从而允许将恶意代码注入芭蕾舞者可执行文件中。
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
ballerina-platform ballerina-lang < 1.2.14 -

II. Public POCs for CVE-2021-32700

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III. Intelligence Information for CVE-2021-32700

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Patches & Fixes for CVE-2021-32700 (1)

Vendor Advisories for CVE-2021-32700 (1)

IV. Related Vulnerabilities

Same weakness: CWE-306

V. Comments for CVE-2021-32700

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