{"cve":"CVE-2021-38527","nvd":{"published":"2021-08-11T00:16:18.947","modified":"2026-06-17T04:02:17.840","status":"Modified","description":"Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects CBR40 before 2.5.0.14, EX6100v2 before 1.0.1.98, EX6150v2 before 1.0.1.98, EX6250 before 1.0.0.132, EX6400 before 1.0.2.158, EX6400v2 before 1.0.0.132, EX6410 before 1.0.0.132, EX6420 before 1.0.0.132, EX7300 before 1.0.2.158, EX7300v2 before 1.0.0.132, EX7320 before 1.0.0.132, EX7700 before 1.0.0.216, EX8000 before 1.0.1.232, R7800 before 1.0.2.78, RBK12 before 2.6.1.44, RBR10 before 2.6.1.44, RBS10 before 2.6.1.44, RBK20 before 2.6.1.38, RBR20 before 2.6.1.36, RBS20 before 2.6.1.38, RBK40 before 2.6.1.38, RBR40 before 2.6.1.36, RBS40 before 2.6.1.38, RBK50 before 2.6.1.40, RBR50 before 2.6.1.40, RBS50 before 2.6.1.40, RBK752 before 3.2.16.6, RBR750 before 3.2.16.6, RBS750 before 3.2.16.6, RBK852 before 3.2.16.6, RBR850 before 3.2.16.6, RBS850 before 3.2.16.6, RBS40V before 2.6.2.4, RBS50Y before 2.6.1.40, RBW30 before 2.6.2.2, and XR500 before 2.3.2.114.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-77"],"references":["https://kb.netgear.com/000063778/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-Extenders-Routers-and-WiFi-Systems-PSV-2020-0025","https://kb.netgear.com/000063778/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-Extenders-Routers-and-WiFi-Systems-PSV-2020-0025"],"products":["netgear:cbr40_firmware","netgear:ex6100_firmware","netgear:ex6150_firmware","netgear:ex6250_firmware","netgear:ex6400_firmware","netgear:ex6410_firmware","netgear:ex6420_firmware","netgear:ex7300_firmware","netgear:ex7320_firmware","netgear:ex7700_firmware","netgear:ex8000_firmware","netgear:r7800_firmware","netgear:rbk12_firmware","netgear:rbk20_firmware","netgear:rbk40_firmware","netgear:rbk50_firmware","netgear:rbk752_firmware","netgear:rbk852_firmware","netgear:rbr10_firmware","netgear:rbr20_firmware","netgear:rbr40_firmware","netgear:rbr50_firmware","netgear:rbr750_firmware","netgear:rbr850_firmware","netgear:rbs10_firmware","netgear:rbs20_firmware","netgear:rbs40_firmware","netgear:rbs40v_firmware","netgear:rbs50_firmware","netgear:rbs50y_firmware","netgear:rbs750_firmware","netgear:rbs850_firmware","netgear:rbw30_firmware","netgear:xr500_firmware"],"source":"nvd","synced_at":"2026-10-19T21:21:57.125947417+00:00"},"epss":{"cve":"CVE-2021-38527","score":0.01685,"percentile":0.77007,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}