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CVE-2024-11667: Zyxel Multiple Firewalls Path Traversal Vulnerability

criticalknown exploitedCVE-2024-11667
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation 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: ZyxelPath 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.

Details

Source
CISA Known Exploited Vulnerabilities (US · database · site)
Severity
critical
Published
2024-12-03
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2024-11667

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2024-11667coverage & exploitation statusNVD · CVE.org

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