CVE-2021-43414
Echo vulnerability analysis and mitigation

An issue was discovered in GNU Hurd before 0.9 20210404-9. The use of an authentication protocol in the proc server is vulnerable to man-in-the-middle attacks, which can be exploited for local privilege escalation to get full root access.


SourceNVD

Related Echo vulnerabilities:

CVE ID

Severity

Score

Technologies

Component name

CISA KEV exploit

Has fix

Published date

CVE-2026-23745HIGH8.2
  • JavaScriptJavaScript
  • argo-workflows-fips-3.6
NoYesJan 16, 2026
CVE-2026-23535HIGH8
  • PythonPython
  • wlc
NoYesJan 16, 2026
CVE-2026-23490HIGH7.5
  • PythonPython
  • pyasn1
NoYesJan 16, 2026
CVE-2025-43904MEDIUM4.2
  • Linux DebianLinux Debian
  • libnss_slurm2_24_11
NoYesJan 16, 2026
CVE-2025-61873LOW2.6
  • Linux DebianLinux Debian
  • request-tracker4
NoYesJan 16, 2026

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