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

Goal: 1000 CNY · Raised: 1336 CNY

100%
Buy Us a Coffee

CVE-2022-0934

Quick assessment

Affected
n/a dnsmasq
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.

dnsmasq是一款使用C语言编写的轻量级DNS转发和DHCP、TFTP服务器。 dnsmasq 存在资源管理错误漏洞，该漏洞源于处理 DHCPv6 请求时出现释放后重用错误。远程攻击者可以向受影响的应用程序发送特制的 DHCPv6 数据包以触发释放后重用错误并执行拒绝服务 (DoS) 攻击。

AI Predicted 7.5 Difficulty: Easy EPSS 1.98% · P79

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2022-0934

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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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
A single-byte, non-arbitrary write/use-after-free flaw was found in dnsmasq. This flaw allows an attacker who sends a crafted packet processed by dnsmasq, potentially causing a denial of service.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
释放后使用
Source: CVE Program / CVE List V5
Vulnerability Title
dnsmasq 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
dnsmasq是一款使用C语言编写的轻量级DNS转发和DHCP、TFTP服务器。 dnsmasq 存在资源管理错误漏洞，该漏洞源于处理 DHCPv6 请求时出现释放后重用错误。远程攻击者可以向受影响的应用程序发送特制的 DHCPv6 数据包以触发释放后重用错误并执行拒绝服务 (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
- dnsmasq Not-Known -

II. Public POCs for CVE-2022-0934

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

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2022-0934

请登录查看更多情报信息。

Vendor Advisories for CVE-2022-0934 (2)

Mailing List Discussions for CVE-2022-0934 (1)

Other References for CVE-2022-0934 (1)

Same Patch Batch · n/a · 2022-08-29 · 74 CVEs total

CVE-2022-32548 10.0 CRITICAL DrayTek Vigor routers 安全漏洞
CVE-2022-21165 9.8 CRITICAL Arbitrary Command Injection
CVE-2022-25644 9.8 CRITICAL Arbitrary Code Execution
CVE-2022-25921 8.1 HIGH Arbitrary Code Execution
CVE-2022-37680 7.5 HIGH Hitachi Kokusai Electric ISnex HC-IP9100HD 访问控制错误漏洞
CVE-2022-37681 7.5 HIGH Hitachi Kokusai Electric ISnex HC-IP9100HD 路径遍历漏洞
CVE-2022-0812 Linux kernel 信息泄露漏洞
CVE-2022-1117 glibc 安全特征问题漏洞
CVE-2022-0851 Convert2RHEL 信息泄露漏洞
CVE-2022-0850 Linux kernel 安全漏洞
CVE-2022-0367 libmodbus 缓冲区错误漏洞
CVE-2022-0669 DPDK 资源管理错误漏洞
CVE-2022-0497 Openscad 缓冲区错误漏洞
CVE-2022-0496 Openscad 缓冲区错误漏洞
CVE-2022-0485 libnbd 代码问题漏洞
CVE-2022-0718 Python-Oslo-Utils 日志信息泄露漏洞
CVE-2022-0852 Red Hat Convert2RHEL 安全漏洞
CVE-2022-1016 Linux kernel 缓冲区错误漏洞
CVE-2022-1115 ImageMagick 缓冲区错误漏洞
CVE-2022-1198 Linux kernel 资源管理错误漏洞

Showing top 20 of 74 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: dnsmasq
Same vendor: n/a
Same weakness: CWE-416

V. Comments for CVE-2022-0934

No comments yet

Leave a comment