Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1336 CNY

100%
Buy Us a Coffee

CVE-2022-21211— Denial of Service (DoS)

Quick assessment

Affected
n/a posix
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.

posix是可移植操作系统接口。 posix 所有版本存在安全漏洞，该漏洞源于调用 toString 方法时，它将回退到 0x0 值，攻击者利用该漏洞可以进行Dos攻击。

CVSS 5.9 · Medium EPSS 0.99% · P59

Possible ATT&CK Techniques 1 AI

T1422
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2022-21211

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Denial of Service (DoS)
Source: CVE Program / CVE List V5
Vulnerability Description
This affects all versions of package posix. When invoking the toString method, it will fallback to 0x0 value, as the value of toString is not invokable (not a function), and then it will crash with type-check.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
posix 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
posix是可移植操作系统接口。 posix 所有版本存在安全漏洞，该漏洞源于调用 toString 方法时，它将回退到 0x0 值，攻击者利用该漏洞可以进行Dos攻击。
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
- posix 0 ~ unspecified -

II. Public POCs for CVE-2022-21211

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2022-21211

请登录查看更多情报信息。

Vendor Advisories for CVE-2022-21211 (1)

Same Patch Batch · n/a · 2022-06-10 · 23 CVEs total

CVE-2022-25845 8.1 HIGH Deserialization of Untrusted Data
CVE-2022-25863 8.1 HIGH Deserialization of Untrusted Data
CVE-2022-25851 7.5 HIGH Denial of Service (DoS)
CVE-2022-24278 7.5 HIGH Directory Traversal
CVE-2022-24429 7.5 HIGH Arbitrary Code Injection
CVE-2022-24376 7.2 HIGH Command Injection
CVE-2022-31285 Bento4 安全漏洞
CVE-2022-32563 Couchbase Sync Gateway 信任管理问题漏洞
CVE-2022-27502 RealVNC VNC Server 安全漏洞
CVE-2022-31788 Idea LMS SQL注入漏洞
CVE-2021-44582 Money Transfer Management System 安全漏洞
CVE-2021-44117 FUEL CMS 跨站请求伪造漏洞
CVE-2022-32978 libjpeg 安全漏洞
CVE-2022-29948 Lepin EP-KP001 安全漏洞
CVE-2022-31402 ITOP 跨站脚本漏洞
CVE-2018-17240 Netwave IP camera 安全漏洞
CVE-2022-31282 Bento4 安全漏洞
CVE-2021-41756 dynamicMarkt SQL注入漏洞
CVE-2022-31287 Bento4 安全漏洞
CVE-2022-32981 Linux kernel 安全漏洞

Showing top 20 of 23 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same vendor: n/a

V. Comments for CVE-2022-21211

No comments yet

Leave a comment