In uClibc and uClibc-ng before 1.0.39 incorrect handling of special characters in domain names returned by DNS servers via gethostbyname getaddrinfo gethostbyaddr and getnameinfo can lead to output of wrong hostnames (leading to domain hijacking) or injection into applications (leading to remote code execution XSS applications crashes etc.). In other words a validation step which is expected in any stub resolver does not occur.
| Reporter | Title | Published | Views | Family All 18 |
|---|---|---|---|---|
 | The vulnerability of the uClibC and uClibC-ng libraries used by Hirschmann EAGLE industrial network interfaces allows attackers to execute arbitrary code. | 3 Aug 202300:00 | – | bdu_fstec |
 | CVE-2021-43523 affecting package uclibc-ng 1.0.37-2 | 17 Dec 202120:09 | – | cbl_mariner |
| CVE-2021-43523 affecting package uclibc-ng for versions less than 1.0.37-2 | 9 Apr 202206:51 | – | cbl_mariner |
 | CVE-2021-43523 | 10 Nov 202118:36 | – | circl |
 | uclibc-ng 跨站脚本漏洞 | 10 Nov 202100:00 | – | cnnvd |
 | CVE-2021-43523 | 10 Nov 202114:03 | – | cve |
 | CVE-2021-43523 | 10 Nov 202114:03 | – | cvelist |
 | CVE-2021-43523 | 10 Nov 202114:03 | – | debiancve |
 | EUVD-2021-30452 | 3 Oct 202520:07 | – | euvd |
 | Hitachi Energy AFF66x | 22 Aug 202306:00 | – | ics |
10
Node
OR
Data
Build on a solid foundation with Vulners data
We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data
Api
Power your application with Vulners API
The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access
App
Assess and manage vulnerabilities with Vulners tools
Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation
16 Dec 2021 08:00Current
7High risk
Vulners AI Score7
CVSS 26.8
CVSS 3.19.6
EPSS0.03261
SSVC