Cyber Resilience

CVE-2021-45660

High

Published: 26 December 2021

Published
26 December 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
EPSS Score 0.0011 29.7th percentile
Risk Priority 14 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-45660 is a high-severity Injection (CWE-74) vulnerability in Netgear Rbk40 Firmware. Its CVSS base score is 7.1 (High).

Operationally, ranked at the 29.7th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Certain NETGEAR devices are affected by server-side injection. This affects RBK40 before 2.5.1.16, RBR40 before 2.5.1.16, RBS40 before 2.5.1.16, RBK20 before 2.5.1.16, RBR20 before 2.5.1.16, RBS20 before 2.5.1.16, RBK50 before 2.5.1.16, RBR50 before 2.5.1.16, RBS50 before 2.5.1.16, and RBS50Y before…

more

2.6.1.40.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

netgear
rbk40 firmware
≤ 2.5.1.16
netgear
rbr40 firmware
≤ 2.5.1.16
netgear
rbs40 firmware
≤ 2.5.1.16
netgear
rbk20 firmware
≤ 2.5.1.16
netgear
rbr20 firmware
≤ 2.5.1.16
netgear
rbs20 firmware
≤ 2.5.1.16
netgear
rbk50 firmware
≤ 2.5.1.16
netgear
rbr50 firmware
≤ 2.5.1.16
netgear
rbs50 firmware
≤ 2.5.1.16
netgear
rbs50y firmware
≤ 2.6.1.40

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-74

Developer assessments and testing (including injection-focused techniques) identify improper neutralization of special elements, and the verifiable flaw remediation corrects them pre-deployment.

addresses: CWE-74

Identifies indicators of injection attacks (command, SQL, LDAP, etc.) via anomaly and attack monitoring.

References