CVE-2019-20488

9.8 criticalEPSS 2.1%

Critical (9.8) in netgear wnr1000 firmware. EPSS 2.1% chance of exploitation in the next 30 days.

An issue was discovered on NETGEAR WNR1000V4 1.1.0.54 devices. Multiple actions within the web management interface (setup.cgi) are vulnerable to command injection, allowing remote attackers to execute arbitrary commands, as demonstrated by shell metacharacters in the sysDNSHost parameter.

Severity

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 2.1% chance of exploitation in the next 30 days; higher than 81% of CVEs (scores of 2026-10-31)
CWE: CWE-78
Published: 2020-03-02
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

netgear:wnr1000_firmware

References

https://www.nccgroup.trust/us/about-us/newsroom-and-events/blog/2019/august/the-netgear-wnr1000v4-round-2/
https://www.nccgroup.trust/us/about-us/newsroom-and-events/blog/2019/august/the-netgear-wnr1000v4-round-2/

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