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CVE-2018-1778

Quick assessment

Affected
IBM API Connect
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.

IBM API Connect（又名APIConnect）是美国IBM公司的一套用于管理API生命周期的集成解决方案。该方案支持创建、运行、管理和保护API和微服务等。 IBM API Connect 2018.1版本至2018.4.1版本和5.0.8.0版本至5.0.8.4版本中的LoopBack存在安全漏洞。攻击者可借助用户ID利用该漏洞创建AccessToken，进而访问用户数据，或获取用户权限。

AI Predicted 7.5 Difficulty: Easy EPSS 3.45% · P89

Possible ATT&CK Techniques 1 AI

T1078.002 · Domain Accounts
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I. Basic Information for CVE-2018-1778

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
IBM LoopBack (IBM API Connect 2018.1, 2018.4.1, 5.0.8.0, and 5.0.8.4) could allow an attacker to bypass authentication if the AccessToken Model is exposed over a REST API, it is then possible for anyone to create an AccessToken for any User provided they know the userId and can hence get access to the other user’s data / access to their privileges (if the user happens to be an Admin for example). IBM X-Force ID: 148801.
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
IBM API Connect 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
IBM API Connect（又名APIConnect）是美国IBM公司的一套用于管理API生命周期的集成解决方案。该方案支持创建、运行、管理和保护API和微服务等。 IBM API Connect 2018.1版本至2018.4.1版本和5.0.8.0版本至5.0.8.4版本中的LoopBack存在安全漏洞。攻击者可借助用户ID利用该漏洞创建AccessToken，进而访问用户数据，或获取用户权限。
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
IBM API Connect 5.0.8.0 -

II. Public POCs for CVE-2018-1778

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III. Intelligence Information for CVE-2018-1778

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Vendor Advisories for CVE-2018-1778 (3)

Same Patch Batch · IBM · 2018-12-20 · 6 CVEs total

CVE-2018-1661 IBM DataPower Gateways 跨站请求伪造漏洞
CVE-2018-1677 IBM DataPower Gateway和MQ Appliance 输入验证错误漏洞
CVE-2018-1771 IBM Notes和Domino 权限许可和访问控制漏洞
CVE-2018-1784 IBM API Connect 输入验证错误漏洞
CVE-2018-1973 IBM API Connect 安全漏洞

IV. Related Vulnerabilities

Same product: API Connect
Same vendor: IBM

V. Comments for CVE-2018-1778

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