CVE-2021-35939
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I. Basic Information for CVE-2021-35939
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
It was found that the fix for CVE-2017-7500 and CVE-2017-7501 was incomplete: the check was only implemented for the parent directory of the file to be created. A local unprivileged user who owns another ancestor directory could potentially use this flaw to gain root privileges. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
在文件访问前对链接解析不恰当(链接跟随)
Source: NVD (National Vulnerability Database)
Vulnerability Title
rpm 后置链接漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
rpm是一个强大的命令行驱动的软件包管理工具，用来安装、卸载、校验、查询和更新 Linux 系统上的软件包。 rpm存在安全漏洞，该漏洞源于没有对中间目录执行不安全符号链接检查。攻击者利用该漏洞可能会获取到root权限。
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 |
|---|---|---|---|---|
| - | RPM | Fixed in RPM-v4.18 | - |
II. Public POCs for CVE-2021-35939
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://security.gentoo.org/glsa/202210-22vendor-advisory
- https://nvd.nist.gov/vuln/detail/CVE-2021-35939
Same Patch Batch · n/a · 2022-08-26 · 53 CVEs total
| CVE-2021-4216 | Artifex Software MuPDF 数字错误漏洞 | |
| CVE-2022-36548 | Edoc-doctor-appointment-system 跨站脚本漏洞 | |
| CVE-2022-36547 | Edoc-doctor-appointment-system 跨站脚本漏洞 | |
| CVE-2022-36542 | Edoc-doctor-appointment-system 安全漏洞 | |
| CVE-2022-36545 | Edoc-doctor-appointment-system SQL注入漏洞 | |
| CVE-2022-36544 | Edoc-doctor-appointment-system SQL注入漏洞 | |
| CVE-2022-36543 | Edoc-doctor-appointment-system SQL注入漏洞 | |
| CVE-2022-36546 | Edoc-doctor-appointment-system 跨站请求伪造漏洞 | |
| CVE-2022-0084 | Red Hat Data Grid 安全漏洞 | |
| CVE-2022-25625 | Broadcom Symantec Privileged Access Management 安全漏洞 | |
| CVE-2022-0168 | Linux kernel 代码问题漏洞 | |
| CVE-2021-3414 | Red Hat Satellite 安全漏洞 | |
| CVE-2021-3632 | Red Hat Single Sign-On 授权问题漏洞 | |
| CVE-2021-3585 | openstack-tripleo-heat-templates 安全漏洞 | |
| CVE-2021-3563 | Red Hat OpenStack Platform 安全漏洞 | |
| CVE-2021-3754 | Red Hat Keycloak 安全漏洞 | |
| CVE-2021-3735 | QEMU 安全漏洞 | |
| CVE-2021-3703 | Red Hat OpenShift 安全漏洞 | |
| CVE-2021-3688 | Red Hat JBoss Core Services 信息泄露漏洞 | |
| CVE-2021-3669 | Linux kernel资源管理错误漏洞 |
Showing top 20 of 53 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same vendor: n/a
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Open5GS SMF smf_nsmf_handle_create_sm_context denial of serv - CVE-2026-8268
Open5GS SMF OpenAPI_list_create denial of service
Same weakness: CWE-59
- CVE-2021-47949
CyberPanel 2.1 Authenticated Remote Code Execution via Symli - CVE-2026-41882
JetBrains IntelliJ IDEA 后置链接漏洞 - CVE-2026-27105
Dell Alienware Purchased Apps 后置链接漏洞 - CVE-2026-5161
Improper Authentication in TUBITAK BILGEM's Pardus About - CVE-2026-41397
OpenClaw < 2026.3.31 - Sandbox Escape via Unrestricted File
V. Comments for CVE-2021-35939
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