CameraRisk

CVE-2017-18378

NETGEAR

Published
11 June 2019
Last modified
17 June 2026
CVSS
9.8 v3.0
Severity
critical
EPSS
8.2% (94th pct)
CISA KEV
Not listed
NVD status
Modified
Weaknesses
CWE-77

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

In NETGEAR ReadyNAS Surveillance before 1.4.3-17 x86 and before 1.1.4-7 ARM, $_GET['uploaddir'] is not escaped and is passed to system() through $tmp_upload_dir, leading to upgrade_handle.php?cmd=writeuploaddir remote command execution.

Exploitation

Not listed in the CISA Known Exploited Vulnerabilities catalogue as of 2026.09.04. That is an absence of confirmed public exploitation, not evidence that exploitation has not occurred. EPSS models a 8.2% probability of exploitation activity in the next 30 days, placing it in the top decile of all scored CVEs.

Affected products

ProductVendorTypeVersions named
Readynas Surveillance NETGEAR unknown 1.1.1, 1.1.2, 1.2.0.4, 1.3.2.14 +10

References

Vendor advisory and patch

CVE-2017-18378 at NVD

Record assembled from NVD, CISA KEV 2026.09.04 and FIRST EPSS 2026-09-04. Affected products are those NVD's CPE configuration names that fall inside this site's scope; a CVE may affect products outside it.