CVE-2021-45539
What it is
Certain NETGEAR devices are affected by command injection by an authenticated user. This affects R7900P before 1.4.2.84, R7960P before 1.4.2.84, R8000 before 1.0.4.74, R8000P before 1.4.2.84, MR60 before 1.0.6.110, RAX20 before 1.0.2.82, RAX45 before 1.0.2.28, RAX80 before 1.0.3.106, MS60 before 1.0.6.110, RAX15 before 1.0.2.82, RAX50 before 1.0.2.28, and RAX75 before 1.0.3.106.
At a glance
- Exploitability
- Can be exploited from the same network segment with an admin-level account. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 0.6% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.6% in the next 30 days (EPSS).
- Severity: 8.4 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.6% · EPSS, next 30 days
- Weakness
- CWE-77 · Command injection
- Record status
- Modified
Affected
- Netgear r7900p Firmware < 1.4.2.84
- Netgear r7960p Firmware < 1.4.2.84
- Netgear r8000 Firmware < 1.0.4.74
- Netgear r8000p Firmware < 1.4.2.84
- Netgear mr60 Firmware < 1.0.6.110
- Netgear rax20 Firmware < 1.0.2.82
- Netgear rax45 Firmware < 1.0.2.28
- Netgear rax80 Firmware < 1.0.3.106
Attack profile CVSS 3.1 · 8.4
- Attack vector
- Adjacent network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
- Scope
- Changed
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2021-45539.md and follow it. Check whether this project is affected by CVE-2021-45539. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://kb.netgear.com/000064476/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-Routers-and-WiFi-Systems-PSV-2020-0195
- https://kb.netgear.com/000064476/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-Routers-and-WiFi-Systems-PSV-2020-0195