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CVE-2022-35720— IBM Sterling External Authentication Server information disclosure

Quick assessment

Affected
IBM Sterling External Authentication Server
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 Sterling External Authentication Server是美国国际商业机器（IBM）公司的一款客户端应用程序，用于实现对IBM产品的扩展认证和验证服务。 IBM Sterling External Authentication Server 6.1.0版本、IBM Sterling Secure Proxy 6.0.3版本存在加密问题漏洞，该漏洞源于在安装过程中使用了比预期更弱的加密算法。攻击者利用该漏洞可以获取敏感信息。

CVSS 2.3 · Low EPSS 0.12% · P2

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2022-35720

Vulnerability Information
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Vulnerability Title
IBM Sterling External Authentication Server information disclosure
Source: CVE Program / CVE List V5
Vulnerability Description
IBM Sterling External Authentication Server 6.1.0 and IBM Sterling Secure Proxy 6.0.3 uses weaker than expected cryptographic algorithms during installation that could allow a local attacker to decrypt sensitive information. IBM X-Force ID: 231373.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
使用已被攻破或存在风险的密码学算法
Source: CVE Program / CVE List V5
Vulnerability Title
IBM Sterling External Authentication Server 加密问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
IBM Sterling External Authentication Server是美国国际商业机器（IBM）公司的一款客户端应用程序，用于实现对IBM产品的扩展认证和验证服务。 IBM Sterling External Authentication Server 6.1.0版本、IBM Sterling Secure Proxy 6.0.3版本存在加密问题漏洞，该漏洞源于在安装过程中使用了比预期更弱的加密算法。攻击者利用该漏洞可以获取敏感信息。
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 Sterling External Authentication Server 6.1.0 -
IBM Sterling Secure Proxy 6.0.3 -

II. Public POCs for CVE-2022-35720

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III. Intelligence Information for CVE-2022-35720

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Vendor Advisories for CVE-2022-35720 (2)

Same Patch Batch · IBM · 2023-02-08 · 7 CVEs total

CVE-2022-42438 7.5 HIGH IBM Cloud Pak for Multicloud Management Monitoring privilege escalation
CVE-2022-43869 6.5 MEDIUM IBM Spectrum Scale denial of service
CVE-2022-34350 5.3 MEDIUM IBM API Connect security bypass
CVE-2022-34362 4.6 MEDIUM IBM Sterling Secure Proxy HOST header injection
CVE-2023-23475 4.6 MEDIUM IBM Infosphere Information Server cross-site scripting
CVE-2022-42436 4.0 MEDIUM IBM MQ information disclosure

IV. Related Vulnerabilities

Same product: Sterling External Authentication Server
Same vendor: IBM
Same weakness: CWE-327

V. Comments for CVE-2022-35720

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