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I. Basic Information for CVE-2020-25860
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
The install.c module in the Pengutronix RAUC update client prior to version 1.5 has a Time-of-Check Time-of-Use vulnerability, where signature verification on an update file takes place before the file is reopened for installation. An attacker who can modify the update file just before it is reopened can install arbitrary code on the device.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
检查时间与使用时间(TOCTOU)的竞争条件
Source: NVD (National Vulnerability Database)
Vulnerability Title
Pengutronix RAUC 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Pengutronix RAUC是Pengutronix组织的一个可为嵌入式Linux系统提供自动更新的软件。 Pengutronix RAUC update 存在安全漏洞，该漏洞源于install.c模块有一个检查使用时间漏洞，在重新打开更新文件进行安装之前对更新文件进行签名验证。能够在更新文件被重新打开之前修改更新文件的攻击者可利用该漏洞可以在设备上安装任意代码。
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
VendorProductAffected VersionsCPESubscribe
-Pengutronix RAUC All versions before 1.5 -
II. Public POCs for CVE-2020-25860
#POC DescriptionSource LinkShenlong Link
1integration examples for the CVE-2020-25860 fixhttps://github.com/rauc/rauc-1.5-integrationPOC Details
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III. Intelligence Information for CVE-2020-25860
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New Vulnerabilities
Vendor: n/a
Same weakness: CWE-367
V. Comments for CVE-2020-25860

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