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CVE-2020-11090— Uncontrolled Resource Consumption in Indy Node

Quick assessment

Affected
Hyperledger Indy Node
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.

Indy Node是美国Linux基金会的一款基于indy-plenum（拜占庭容错协议）的分布式Ledger实现。 Indy Node 1.12.2版本中的TAA处理代码存在资源管理错误漏洞。远程攻击者可利用该漏洞可能导致网络瘫痪。

CVSS 7.5 · High EPSS 2.12% · P81

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2020-11090

Vulnerability Information
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Vulnerability Title
Uncontrolled Resource Consumption in Indy Node
Source: CVE Program / CVE List V5
Vulnerability Description
In Indy Node 1.12.2, there is an Uncontrolled Resource Consumption vulnerability. Indy Node has a bug in TAA handling code. The current primary can be crashed with a malformed transaction from a client, which leads to a view change. Repeated rapid view changes have the potential of bringing down the network. This is fixed in version 1.12.3.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
未加控制的资源消耗(资源穷尽)
Source: CVE Program / CVE List V5
Vulnerability Title
Indy Node 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Indy Node是美国Linux基金会的一款基于indy-plenum（拜占庭容错协议）的分布式Ledger实现。 Indy Node 1.12.2版本中的TAA处理代码存在资源管理错误漏洞。远程攻击者可利用该漏洞可能导致网络瘫痪。
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
Hyperledger Indy Node = 1.12.2 -

II. Public POCs for CVE-2020-11090

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III. Intelligence Information for CVE-2020-11090

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Vendor Advisories for CVE-2020-11090 (1)

Other References for CVE-2020-11090 (2)

IV. Related Vulnerabilities

Same vendor: Hyperledger
Same weakness: CWE-400

V. Comments for CVE-2020-11090

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