CVE-2021-43399
Quick assessment
Affected
n/a n/a
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.
yubihsm-shell是个人开发者的一个可与 YubiHSM 2 交互的组件。该组件大多存在于与 YubiHSM 2 交互的应用中，面向用户和程序级别的交互。 yubihsm-shell 中存在缓冲区错误漏洞，该漏洞源于产品未正确验证某些操作的中的数据长度。以下产品及版本受到影响： YubiHSM YubiHSM2 2021.08 版本。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-43399
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
The Yubico YubiHSM YubiHSM2 library 2021.08, included in the yubihsm-shell project, does not properly validate the length of some operations including SSH signing requests, and some data operations received from a YubiHSM 2 device.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
yubihsm-shell 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
yubihsm-shell是个人开发者的一个可与 YubiHSM 2 交互的组件。该组件大多存在于与 YubiHSM 2 交互的应用中，面向用户和程序级别的交互。 yubihsm-shell 中存在缓冲区错误漏洞，该漏洞源于产品未正确验证某些操作的中的数据长度。以下产品及版本受到影响： YubiHSM YubiHSM2 2021.08 版本。
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 |
|---|---|---|---|---|
| - | n/a | n/a | - |
|
II. Public POCs for CVE-2021-43399
| # | POC Description | Source Link | Shenlong Link |
|---|
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Security Blog Posts for CVE-2021-43399 (1)
-
https://blog.inhq.net/posts/yubico-yubihsm-shell-vuln3/ x_refsource_MISC
Other References for CVE-2021-43399 (1)
-
https://www.yubico.com/support/security-advisories/ysa-2021-04/ x_refsource_MISC
Same Patch Batch · n/a · 2021-12-08 · 21 CVEs total
| CVE-2021-44726 | 8.8 HIGH | Knime Server 跨站脚本漏洞 |
| CVE-2021-44725 | 7.5 HIGH | Knime Server 路径遍历漏洞 |
| CVE-2021-43978 | 7.1 HIGH | Allegro Windows 安全漏洞 |
| CVE-2021-42110 | 7.1 HIGH | Allegro Windows 输入验证错误漏洞 |
| CVE-2021-40860 | Genesys Intelligent Workload Distribution SQL注入漏洞 | |
| CVE-2021-44529 | Ivanti Endpoint Manager 代码注入漏洞 | |
| CVE-2021-3370 | DouCo DouPHP 跨站脚本漏洞 | |
| CVE-2020-22421 | 迅易科技 74cms 跨站脚本漏洞 | |
| CVE-2018-25020 | Linux kernel 安全漏洞 | |
| CVE-2021-44556 | National Library Of The Netherlands / Research Digger 代码问题漏洞 | |
| CVE-2021-44557 | MultiNer代码问题漏洞 | |
| CVE-2021-42835 | PLEX Plex Media Server 访问控制错误漏洞 | |
| CVE-2021-21957 | Dream Report ODS Remote Connector 安全漏洞 | |
| CVE-2021-40861 | Genesys Intelligent Workload Distribution SQL注入漏洞 | |
| CVE-2021-41450 | Tp-link TP-Link AX10 环境问题漏洞 | |
| CVE-2021-41063 | Aanderaa GeoView SQL注入漏洞 | |
| CVE-2020-27416 | Maharashtra State Electricity Distribution Mahavitaran 代码问题漏洞 | |
| CVE-2021-4048 | Lapack 缓冲区错误漏洞 | |
| CVE-2021-21951 | Eufy Anker Eufy Homebase 缓冲区错误漏洞 | |
| CVE-2021-21950 | Eufy Anker Eufy Homebase 缓冲区错误漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2021-43399
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