CVE-2021-4122
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I. Basic Information for CVE-2021-4122
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
It was found that a specially crafted LUKS header could trick cryptsetup into disabling encryption during the recovery of the device. An attacker with physical access to the medium, such as a flash disk, could use this flaw to force a user into permanently disabling the encryption layer of that medium.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
对数据真实性的验证不充分
Source: NVD (National Vulnerability Database)
Vulnerability Title
cryptsetup 数据伪造问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cryptsetup是是一个实用程序，用于基于DMCrypt内核模块方便地设置磁盘加密。 cryptsetup 存在安全漏洞，该漏洞源于软件对于数据真实性缺乏有效的验证。一个特别制作的LUKS头可以欺骗cryptsetup在设备恢复期间禁用加密。物理访问介质(如闪存盘)的攻击者可以利用这个漏洞迫使用户永久禁用该介质的加密层。
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 |
|---|---|---|---|---|
| - | cryptsetup | Fixed in cryptsetup 2.4.3, cryptsetup 2.3.7 | - |
II. Public POCs for CVE-2021-4122
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://access.redhat.com/security/cve/CVE-2021-4122x_refsource_MISC
- https://bugzilla.redhat.com/show_bug.cgi?id=2032401x_refsource_MISC
- https://bugzilla.redhat.com/show_bug.cgi?id=2031859x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-4122
Same Patch Batch · n/a · 2022-08-24 · 41 CVEs total
| CVE-2022-25903 | 7.5 HIGH | Denial of Service (DoS) |
| CVE-2022-24375 | 7.5 HIGH | Denial of Service (DoS) |
| CVE-2021-4155 | Red Hat Enterprise Linux 权限许可和访问控制问题漏洞 | |
| CVE-2021-39815 | Google Android 资源管理错误漏洞 | |
| CVE-2022-20122 | Google Android 资源管理错误漏洞 | |
| CVE-2021-4178 | Kubernetes 代码问题漏洞 | |
| CVE-2021-4209 | GnuTLS 代码问题漏洞 | |
| CVE-2021-4213 | Linux jss 安全漏洞 | |
| CVE-2021-4218 | Linux kernel 安全漏洞 | |
| CVE-2021-4217 | Info-ZIP UnZip 代码问题漏洞 | |
| CVE-2021-4125 | Red Hat OpenShift 代码问题漏洞 | |
| CVE-2021-4142 | Red Hat Satellite 授权问题漏洞 | |
| CVE-2021-0946 | Google Android 缓冲区错误漏洞 | |
| CVE-2021-4158 | QEMU 代码问题漏洞 | |
| CVE-2021-4159 | Linux kernel 安全漏洞 | |
| CVE-2021-4041 | Ansible-Runner 操作系统命令注入漏洞 | |
| CVE-2021-4040 | Red Hat AMQ Broker 缓冲区错误漏洞 | |
| CVE-2022-37181 | 72crm 代码问题漏洞 | |
| CVE-2022-37178 | 72crm SQL注入漏洞 | |
| CVE-2018-14520 | Kirby 跨站脚本漏洞 |
Showing top 20 of 41 CVEs. View all on vendor page → →
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Same product: cryptsetup
Same vendor: n/a
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