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CVE-2021-40424

Quick assessment

Affected
Webroot Secure Anywhere
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.

Webroot Secure Anywhere是美国Webroot公司的一个全面防病毒程序。 Webroot Secure Anywhere 21.4 存在缓冲区错误漏洞，该漏洞源于特制的可执行文件可能导致拒绝服务。攻击者可以发出 ioctl 来触发此漏洞。

AI Predicted 5.5 Difficulty: Moderate EPSS 0.33% · P26
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I. Basic Information for CVE-2021-40424

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An out-of-bounds read vulnerability exists in the IOCTL GetProcessCommand and B_03 of Webroot Secure Anywhere 21.4. A specially-crafted executable can lead to denial of service. An attacker can issue an ioctl to trigger this vulnerability. An out-of-bounds read vulnerability exists in the IOCTL GetProcessCommand and B_03 of Webroot Secure Anywhere 21.4. The GetProcessCommandLine IOCTL request could cause an out-of-bounds read in the device driver WRCore_x64. An attacker can issue an ioctl to trigger this vulnerability.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存读
Source: CVE Program / CVE List V5
Vulnerability Title
Webroot Secure Anywhere 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Webroot Secure Anywhere是美国Webroot公司的一个全面防病毒程序。 Webroot Secure Anywhere 21.4 存在缓冲区错误漏洞，该漏洞源于特制的可执行文件可能导致拒绝服务。攻击者可以发出 ioctl 来触发此漏洞。
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
Webroot Secure Anywhere 21.4 -

II. Public POCs for CVE-2021-40424

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III. Intelligence Information for CVE-2021-40424

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Other References for CVE-2021-40424 (1)

IV. Related Vulnerabilities

Same product: Secure Anywhere
Same vendor: Webroot
Same weakness: CWE-125