CVE-2021-34182
NixOS vulnerability analysis and mitigation

Overview

An issue in ttyd version 1.6.3 allows attackers to execute arbitrary code via default configuration permissions (MITRE CVE). The vulnerability was discovered and reported on June 1, 2021, affecting the ttyd terminal sharing application.

Technical details

The vulnerability exists in the default configuration settings of ttyd v1.6.3, where insufficient permission controls can lead to unauthorized access. This access can be exploited to execute arbitrary commands remotely on the affected system (GitHub Issue).

Impact

When successfully exploited, this vulnerability allows attackers to execute arbitrary code on the affected system, potentially leading to complete system compromise (MITRE CVE).

Additional resources


SourceThis report was generated using AI

Related NixOS vulnerabilities:

CVE ID

Severity

Score

Technologies

Component name

CISA KEV exploit

Has fix

Published date

CVE-2025-48606HIGH7.8
  • NixOSNixOS
  • android
NoNoDec 08, 2025
CVE-2025-48625HIGH7
  • NixOSNixOS
  • android
NoNoDec 08, 2025
CVE-2025-48608MEDIUM5.5
  • NixOSNixOS
  • android
NoNoDec 08, 2025
CVE-2025-48569MEDIUM5.5
  • NixOSNixOS
  • android
NoNoDec 08, 2025
CVE-2025-65799MEDIUM4.3
  • NixOSNixOS
  • memos
NoYesDec 08, 2025

Free Vulnerability Assessment

Benchmark your Cloud Security Posture

Evaluate your cloud security practices across 9 security domains to benchmark your risk level and identify gaps in your defenses.

Request assessment

Get a personalized demo

Ready to see Wiz in action?

"Best User Experience I have ever seen, provides full visibility to cloud workloads."
David EstlickCISO
"Wiz provides a single pane of glass to see what is going on in our cloud environments."
Adam FletcherChief Security Officer
"We know that if Wiz identifies something as critical, it actually is."
Greg PoniatowskiHead of Threat and Vulnerability Management