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CVE-2020-24455

Quick assessment

Affected
n/a TPM2 source
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.

Peter Huewe tpm2-tss是 Peter Huewe开源的一个应用程序。用于实现可信赖计算组（TCG）TPM2软件堆栈（TSS）的源代码。 tpm2-tss before 3.0.1 and before 2.4.3 存在安全漏洞，该漏洞源于缺少变量的初始化，允许有特权的用户通过本地访问潜在地启用特权升级。

AI Predicted 5.2 Difficulty: Moderate EPSS 0.58% · P47

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2020-24455

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Missing initialization of a variable in the TPM2 source may allow a privileged user to potentially enable an escalation of privilege via local access. This affects tpm2-tss before 3.0.1 and before 2.4.3.
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
tpm2-tss 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Peter Huewe tpm2-tss是 Peter Huewe开源的一个应用程序。用于实现可信赖计算组（TCG）TPM2软件堆栈（TSS）的源代码。 tpm2-tss before 3.0.1 and before 2.4.3 存在安全漏洞，该漏洞源于缺少变量的初始化，允许有特权的用户通过本地访问潜在地启用特权升级。
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
- TPM2 source before 3.01, before 2.4.3 -

II. Public POCs for CVE-2020-24455

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III. Intelligence Information for CVE-2020-24455

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Vendor Advisories for CVE-2020-24455 (2)

Mailing List Discussions for CVE-2020-24455 (1)

Other References for CVE-2020-24455 (2)

Same Patch Batch · n/a · 2021-02-26 · 24 CVEs total

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CVE-2021-0401 MediaTek vow 竞争条件问题漏洞
CVE-2021-0367 Google Android 竞争条件问题漏洞
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Showing top 20 of 24 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same vendor: n/a

V. Comments for CVE-2020-24455

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