CVE-2024-11667

criticalknown exploitedcovered by 1 sourcefirst seen 2024-12-03

Actively exploited. CVE-2024-11667 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2024-12-03) — exploitation has been observed in the wild, and US federal agencies are required to remediate it under BOD 22-01. Treat patching as urgent.

Multiple Zyxel firewalls contain a path traversal vulnerability in the web management interface that could allow an attacker to download or upload files via a crafted URL.

CSIRTS triage

vendor: Zyxel Path traversal

What: The vulnerability allows an attacker to download or upload files via a crafted URL in the web management interface.
Who is affected: Users of multiple Zyxel firewalls are affected.
Urgency: Immediate remediation is necessary due to active exploitation and critical severity.
Action: Apply the latest firmware updates from Zyxel.

AI-assisted analysis generated from the source advisory — verify against the original.

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Exploitation outlook

Exploitation confirmedAlready exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 86% of all EPSS-scored CVEs.

Advisory coverage (1)

criticalexploitedCVE-2024-11667: Zyxel Multiple Firewalls Path Traversal Vulnerabilitycisa-kev · 2024-12-03

External references

NVD record for CVE-2024-11667

CVE.org record

CISA KEV catalog

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