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CVE-2022-3872

Quick assessment

Affected
n/a QEMU
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.

QEMU（Quick Emulator）是法国法布里斯-贝拉（Fabrice Bellard）个人开发者的一套模拟处理器软件。该软件具有速度快、跨平台等特点。 QEMU的SDHCI存在安全漏洞，该漏洞源于发现逐个读/写问题。攻击者利用该漏洞使QEMU进程崩溃，从而导致拒绝服务情况。

AI Predicted 6.5 Difficulty: Moderate EPSS 0.87% · P58

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2022-3872

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An off-by-one read/write issue was found in the SDHCI device of QEMU. It occurs when reading/writing the Buffer Data Port Register in sdhci_read_dataport and sdhci_write_dataport, respectively, if data_count == block_size. A malicious guest could use this flaw to crash the QEMU process on the host, resulting in a denial of service condition.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
Off-by-one错误
Source: CVE Program / CVE List V5
Vulnerability Title
QEMU 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
QEMU（Quick Emulator）是法国法布里斯-贝拉（Fabrice Bellard）个人开发者的一套模拟处理器软件。该软件具有速度快、跨平台等特点。 QEMU的SDHCI存在安全漏洞，该漏洞源于发现逐个读/写问题。攻击者利用该漏洞使QEMU进程崩溃，从而导致拒绝服务情况。
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
- QEMU Affected: up to latest v7.1.0-rc4 -

II. Public POCs for CVE-2022-3872

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III. Intelligence Information for CVE-2022-3872

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Vendor Advisories for CVE-2022-3872 (1)

Same Patch Batch · n/a · 2022-11-07 · 36 CVEs total

CVE-2022-44052 Democritus Project 代码问题漏洞
CVE-2022-43350 Sanitization Management System SQL注入漏洞
CVE-2022-43351 Sanitization Management System 安全漏洞
CVE-2022-43352 Sanitization Management System SQL注入漏洞
CVE-2022-43359 GIF decoder 缓冲区错误漏洞
CVE-2022-44048 Democritus Project 代码问题漏洞
CVE-2022-44049 Democritus Project 代码问题漏洞
CVE-2022-44050 Democritus Project 代码问题漏洞
CVE-2022-44051 Democritus Project 代码问题漏洞
CVE-2022-43319 Simple E-Learning System 安全漏洞
CVE-2022-44053 Democritus Project 代码问题漏洞
CVE-2022-44054 Democritus Project 代码问题漏洞
CVE-2022-44792 Net-SNMP 代码问题漏洞
CVE-2022-44793 Net-SNMP 代码问题漏洞
CVE-2022-44794 Object First 安全漏洞
CVE-2022-44795 Object First 安全特征问题特征问题漏洞
CVE-2022-44796 Object First 安全特征问题特征问题漏洞
CVE-2022-44797 btcd 安全漏洞
CVE-2022-43051 Online Diagnostic Lab Management System SQL注入漏洞
CVE-2022-38163 WithSecure 安全漏洞

Showing top 20 of 36 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: QEMU
Same vendor: n/a
Same weakness: CWE-193

V. Comments for CVE-2022-3872

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