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

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2022-3821

Quick assessment

Affected
n/a systemd
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.

systemd是德国Lennart Poettering个人开发者的一款基于Linux的系统和服务管理器。该产品兼容了SysV和LSB的启动脚本，且提供了一个用来表示系统服务间依赖关系的框架。 systemd存在安全漏洞。攻击者利用该漏洞导致缓冲区溢出，从而导致拒绝服务。

AI Predicted 5.5 Difficulty: Easy EPSS 0.42% · P34
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2022-3821

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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An off-by-one Error issue was discovered in Systemd in format_timespan() function of time-util.c. An attacker could supply specific values for time and accuracy that leads to buffer overrun in format_timespan(), leading to a Denial of Service.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
Off-by-one错误
Source: CVE Program / CVE List V5
Vulnerability Title
systemd 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
systemd是德国Lennart Poettering个人开发者的一款基于Linux的系统和服务管理器。该产品兼容了SysV和LSB的启动脚本，且提供了一个用来表示系统服务间依赖关系的框架。 systemd存在安全漏洞。攻击者利用该漏洞导致缓冲区溢出，从而导致拒绝服务。
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
- systemd Fixed in systemd v252-rc1 -

II. Public POCs for CVE-2022-3821

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

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2022-3821

请登录查看更多情报信息。

Patches & Fixes for CVE-2022-3821 (2)

Vendor Advisories for CVE-2022-3821 (2)

Mailing List Discussions for CVE-2022-3821 (2)

Other References for CVE-2022-3821 (1)

Same Patch Batch · n/a · 2022-11-08 · 42 CVEs total

CVE-2022-44313 PicoC 缓冲区错误漏洞
CVE-2022-37015 Symantec Endpoint Detection And Response 安全漏洞
CVE-2022-39069 ZTE ZAIP-AIE SQL注入漏洞
CVE-2022-41432 EyesOfNetwork 跨站脚本漏洞
CVE-2022-41433 EyesOfNetwork 跨站脚本漏洞
CVE-2022-41434 EyesOfNetwork 跨站脚本漏洞
CVE-2022-41757 ARM Midgard GPU Kernel Driver 安全漏洞
CVE-2022-43144 Canteen Management System 跨站脚本漏洞
CVE-2022-43343 N-Prolog 安全漏洞
CVE-2022-44311 Html2xhtml 缓冲区错误漏洞
CVE-2022-44312 PicoC 缓冲区错误漏洞
CVE-2022-31199 Netwrix Auditor 代码问题漏洞
CVE-2022-44314 PicoC 缓冲区错误漏洞
CVE-2022-44315 PicoC 缓冲区错误漏洞
CVE-2022-44316 PicoC 缓冲区错误漏洞
CVE-2022-44317 PicoC 缓冲区错误漏洞
CVE-2022-44318 PicoC 缓冲区错误漏洞
CVE-2022-44319 PicoC 缓冲区错误漏洞
CVE-2022-44320 PicoC 缓冲区错误漏洞
CVE-2022-44321 PicoC 缓冲区错误漏洞

Showing top 20 of 42 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: systemd
Same vendor: n/a
Same weakness: CWE-193

V. Comments for CVE-2022-3821

No comments yet

Leave a comment