What’s Vulnerable › Vulnerabilities

CVE-2017-18378

• Severity: critical (CVSS 9.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 8.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-06-11 · updated 2026-06-17
• Weakness: CWE-77

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.

Affected products

• NETGEAR Readynas Surveillance Firmware: before 1.1.4-7; before 1.4.3-17 — fixed in 1.1.4-7, 1.4.3-17

How to fix

Upgrade to a fixed version: NETGEAR Readynas Surveillance Firmware 1.1.4-7, 1.4.3-17. Check the vendor advisory for mitigations.

References

• https://kb.netgear.com/000049072/Security-Advisory-for-Command-Injection-in-ReadyNAS-Surveillance-Application-PSV-2017-2653
• https://www.exploit-db.com/exploits/42956
• https://kb.netgear.com/000049072/Security-Advisory-for-Command-Injection-in-ReadyNAS-Surveillance-Application-PSV-2017-2653
• https://www.exploit-db.com/exploits/42956

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