CVE-2021-3416
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I. Basic Information for CVE-2021-3416
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A potential stack overflow via infinite loop issue was found in various NIC emulators of QEMU in versions up to and including 5.2.0. The issue occurs in loopback mode of a NIC wherein reentrant DMA checks get bypassed. A guest user/process may use this flaw to consume CPU cycles or crash the QEMU process on the host resulting in DoS scenario.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
不可达退出条件的循环(无限循环)
Source: NVD (National Vulnerability Database)
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 5.2.0版本及之前版本存在安全漏洞。攻击者可利用该漏洞通过NIC环回模式触发致命错误，从而在主机系统上触发拒绝服务。
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 | versions up to and including 5.2.0 | - |
II. Public POCs for CVE-2021-3416
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
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- https://www.openwall.com/lists/oss-security/2021/02/26/1x_refsource_MISC
- https://security.netapp.com/advisory/ntap-20210507-0002/x_refsource_CONFIRM
- https://bugzilla.redhat.com/show_bug.cgi?id=1932827x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-3416
Same Patch Batch · n/a · 2021-03-18 · 45 CVEs total
| CVE-2021-23359 | 7.5 HIGH | Arbitrary Command Injection |
| CVE-2019-14850 | Libguestfs Nbdkit 安全漏洞 | |
| CVE-2021-28791 | Valentin Knabel vscode-swiftformat 安全漏洞 | |
| CVE-2021-25764 | JetBrains PhpStorm 安全漏洞 | |
| CVE-2020-36144 | Redash 注入漏洞 | |
| CVE-2021-27358 | Grafana 安全漏洞 | |
| CVE-2021-27436 | 研华 Advantech WebAccess/SCADA 跨站脚本漏洞 | |
| CVE-2021-26275 | NPM eslint-fixer 命令注入漏洞 | |
| CVE-2021-28653 | 西部数据 Western Digital G-Technology ArmorLock NVMe SSD 安全漏洞 | |
| CVE-2020-9367 | ZOHO ManageEngine Desktop Central 代码问题漏洞 | |
| CVE-2020-35492 | cairo 缓冲区错误漏洞 | |
| CVE-2019-14852 | 红帽 3scale 加密问题漏洞 | |
| CVE-2021-28160 | Amazon Wireless-N WiFi Repeater 跨站脚本漏洞 | |
| CVE-2019-3867 | RED HAT Quay web application 代码问题漏洞 | |
| CVE-2020-14516 | Rockwell Automation FactoryTalk Services Platform 安全漏洞 | |
| CVE-2021-22665 | Rockwell Automation DriveTools SP 和 Drives AOP 代码问题漏洞 | |
| CVE-2020-26155 | Utimaco SecurityServer 安全漏洞 | |
| CVE-2021-26216 | SeedDMS 跨站请求伪造漏洞 | |
| CVE-2021-26215 | SeedDMS 跨站请求伪造漏洞 | |
| CVE-2021-28145 | Portlandlabs Concrete5 跨站脚本漏洞 |
Showing top 20 of 45 CVEs. View all on vendor page → →
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Same weakness: CWE-835
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V. Comments for CVE-2021-3416
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