CVE-2024-11667
Confirmed PUBLISHEDA directory traversal vulnerability in the web management interface of Zyxel ATP series firmware versions V5.00 through V5.38, USG FLEX series...
Recommended Action
Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.
At a Glance
A directory traversal vulnerability in the web management interface of Zyxel ATP series firmware versions V5.00 through V5.38, USG FLEX series firmware versions V5.00 through V5.38, USG FLEX 50(W) series firmware versions V5.10 through V5.38, and USG20(W)-VPN series firmware versions V5.10 through V5.38 could allow an attacker to download or upload files via a crafted URL.
- CVE Published
- Nov 27, 2024
- Exploitation Reported
- Dec 03, 2024
- CVSS
- 7.5 High
- EPSS
- —
Affected Versions
| Vendor | Product | Version | Status |
|---|---|---|---|
| zyxel |
usg_flex_firmware
|
5.00 to <= 5.38 |
Affected |
| zyxel |
atp_firmware
|
5.00 to <= 5.38 |
Affected |
| zyxel |
usg20-vpn_firmware
|
5.10 to <= 5.38 |
Affected |
| zyxel |
usg_flex_50w_firmware
|
5.10 to < 5.38 |
Affected |
| Zyxel |
ATP series firmware
|
versions V5.00 through V5.38 |
Affected |
| Zyxel |
USG FLEX series firmware
|
versions V5.00 through V5.38 |
Affected |
| Zyxel |
USG FLEX 50(W) series firmware
|
versions V5.10 through V5.38 |
Affected |
| Zyxel |
USG20(W)-VPN series firmware
|
versions V5.10 through V5.38 |
Affected |
CVE References
- Vendor Advisory — zyxel.com zyxel.com · Vendor Advisory https://www.zyxel.com/global/en/support/security-advisories/zyxel-sec...
Recommended Actions
- Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.
- Use the Pro API to automate enrichment, telemetry, and workflow delivery for VM, SOC, and CTI pipelines.
Known Exploited Vulnerability Sources
Catalogues that list this CVE as a known exploited vulnerability.
Per-source evidence links for KEV attestations are available through the KEVIntel Pro API.
Learn about Pro API access| Source | Added |
|---|---|
| CISA First | 2024-12-03 00:00 UTC |
No detection artifacts or sensor request patterns are available for this CVE yet.
Check back as sensor telemetry and scanner integrations are updated.
Virtual Patch
Compensating WAF rules to help reduce exposure to this CVE. Rule content and deployable vendor exports are available with KEVIntel Enterprise.
KEVIntel does not currently have a virtual patch for this CVE. When available, KEVIntel virtual patches ship as deployable ModSecurity, Cloudflare, and AWS WAF rules.
Enterprise feature. Virtual patch rule content and deployable vendor exports (ModSecurity, Cloudflare, AWS WAF) are available to KEVIntel Enterprise users.
CVSS Scores
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Exploitation Status
Exploited in the wild
Recorded 2024-12-03 00:00:00 UTC · CISA
Used in malware
Recorded 2024-12-03 00:00:00 UTC · CISA
Weaknesses (CWE)
-
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Timeline
Key exploitation, disclosure, scanner coverage, and KEV attestation events for this CVE.
-
00:00 UTC over 1 year ago00:00 UTC · over 1 year ago
Added to CISA KEV
Listed in the CISA Known Exploited Vulnerabilities catalog
-
00:00 UTC over 1 year ago00:00 UTC · over 1 year ago
First public exploitation report
Exploit observed in malware
-
09:39 UTC over 1 year ago09:39 UTC · over 1 year ago
CVE published
Vulnerability disclosed publicly
-
07:15 UTC over 1 year ago07:15 UTC · over 1 year ago
CVE ID reserved
Identifier reserved by the CNA
Automate This Intelligence with the Pro API
Confidence scoring, exploit status, sensor telemetry, PoCs, scanner integrations, mentions, and tags are available programmatically for VM, SOC, and CTI workflows.
Pro API Example
GET /api/v2/pro/kevs/CVE-2024-11667
{
"cve_id": "CVE-2024-11667",
"title": "A directory traversal vulnerability in the web management interface of Zyxel ...",
"affected_vendor": "Zyxel",
"affected_product": "ATP series firmware, USG FLEX series firmware, USG FLEX 50(W) series firmware, USG20(W)-VPN series firmware",
"affected_versions": [
{ "vendor": "...", "product": "...", "status": "affected", "display_label": "..." }
],
"confidence": "Confirmed",
"cvss_score": 7.5,
"epss_score": null,
"exploit_status": {
"exploited_in_the_wild": true,
"active_exploitation_observed": false
},
"sensor_telemetry": { "...": "Pro API fields" },
"proof_of_concepts": [ "..." ],
"scanner_integrations": [ "..." ]
}