Certain NETGEAR devices are affected by CSRF.

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

• netgear rbk752 firmwarebefore 3.2.15.25
• netgear rbk753 firmwarebefore 3.2.15.25
• netgear rbk753s firmwarebefore 3.2.15.25
• netgear rbk842 firmwarebefore 3.2.15.25
• netgear rbk852 firmwarebefore 3.2.15.25
• netgear rbk853 firmwarebefore 3.2.15.25
• netgear rbr750 firmwarebefore 3.2.15.25
• netgear rbr840 firmwarebefore 3.2.15.25
• netgear rbr850 firmwarebefore 3.2.15.25
• netgear rbs750 firmwarebefore 3.2.15.25
• netgear rbs840 firmwarebefore 3.2.15.25
• netgear rbs850 firmwarebefore 3.2.15.25

Other highest-scoring records for the same primary product.

• CVE-2021-45527Certain NETGEAR devices are affected by a buffer overflow by an authenticated user.
  39Monitor
• CVE-2020-26902Certain NETGEAR devices are affected by command injection by an unauthenticated attacker.
  36Monitor
• CVE-2020-14442Certain NETGEAR devices are affected by command injection by an unauthenticated attacker.
  36Monitor
• CVE-2020-14441Certain NETGEAR devices are affected by command injection by an unauthenticated attacker.
  36Monitor
• CVE-2020-14440Certain NETGEAR devices are affected by command injection by an unauthenticated attacker.
  36Monitor
• CVE-2020-14439Certain NETGEAR devices are affected by command injection by an unauthenticated attacker.
  36Monitor

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Root cause

State-changing requests rely on the session cookie the browser sends automatically; nothing verifies that the request came from the user’s own page.

A representative example of this vulnerability class. Not the vendor's source code; it shows the faulty pattern and its fix.

1app.use(session({ cookie: { httpOnly: true } }));2app.post("/account/address", updateAddress);

1app.use(session({ cookie: { httpOnly: true, sameSite: "lax" } }));2app.post("/account/address", csrfProtection, updateAddress);

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.