CVE-2021-45627
CRITICALCVSS 9.8/10EPSS 1.67%
Last modified
CVE-2021-45627 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects CBR750 before 4.6.3.6, RBK852 before 3.2.17.12, RBR850 before 3.2.17.12, and RBS850 before 3.2.17.12.. EPSS estimates a 1.67% chance of exploitation in the next 30 days.
Description
Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects CBR750 before 4.6.3.6, RBK852 before 3.2.17.12, RBR850 before 3.2.17.12, and RBS850 before 3.2.17.12.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Netgear | Cbr750 Firmware | < 4.6.3.6 |
| Netgear | Rbk852 Firmware | < 3.2.17.12 |
| Netgear | Rbr850 Firmware | < 3.2.17.12 |
| Netgear | Rbs850 Firmware | < 3.2.17.12 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-45627?
Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects CBR750 before 4.6.3.6, RBK852 before 3.2.17.12, RBR850 before 3.2.17.12, and RBS850 before 3.2.17.12.
How severe is CVE-2021-45627?
CVE-2021-45627 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.67% probability of exploitation in the next 30 days.
How do I fix CVE-2021-45627?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2021
- CVE-2021-45621Certain NETGEAR devices are affected by command injection by…9.8
- CVE-2021-45622Certain NETGEAR devices are affected by command injection by…9.8
- CVE-2021-45623Certain NETGEAR devices are affected by command injection by…9.8
- CVE-2021-45624Certain NETGEAR devices are affected by command injection by…9.8
- CVE-2021-45625Certain NETGEAR devices are affected by command injection by…9.8
- CVE-2021-45626Certain NETGEAR devices are affected by command injection by…8.8
- CVE-2021-45628Certain NETGEAR devices are affected by command injection by…8.8
- CVE-2021-45629Certain NETGEAR devices are affected by command injection by…8.8
- CVE-2021-45630Certain NETGEAR devices are affected by command injection by…9.8
- CVE-2021-45631Certain NETGEAR devices are affected by command injection by…8.8
- CVE-2021-45632Certain NETGEAR devices are affected by command injection by…8.8
- CVE-2021-45633Certain NETGEAR devices are affected by command injection by…8.8
Are you affected by CVE-2021-45627?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST