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CVE-2021-3406

Quick assessment

Affected
n/a keylime
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.

CNCF Keylime是 CNCF开源的一个应用软件。提供高度可扩展的远程启动证明和运行时完整性测量解决方案。 keylime 5.8.1 版本之前存在信任管理问题漏洞，该漏洞源于代理认证的信任密码链失效。

AI Predicted 7.5 Difficulty: Moderate EPSS 0.66% · P50

Possible ATT&CK Techniques 1 AI

T1625
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I. Basic Information for CVE-2021-3406

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw was found in keylime 5.8.1 and older. The issue in the Keylime agent and registrar code invalidates the cryptographic chain of trust from the Endorsement Key certificate to agent attestations.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
密码学签名的验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
CNCF Keylime 信任管理问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
CNCF Keylime是 CNCF开源的一个应用软件。提供高度可扩展的远程启动证明和运行时完整性测量解决方案。 keylime 5.8.1 版本之前存在信任管理问题漏洞，该漏洞源于代理认证的信任密码链失效。
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
- keylime 5.8.1 and older -

II. Public POCs for CVE-2021-3406

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2021-3406

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Vendor Advisories for CVE-2021-3406 (2)

Mailing List Discussions for CVE-2021-3406 (1)

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IV. Related Vulnerabilities

Same product: keylime
Same vendor: n/a
Same weakness: CWE-347

V. Comments for CVE-2021-3406

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