A CWE-352: Cross-Site Request Forgery (CSRF) vulnerability exists that could induce users to perform unintended actions, leading to the over

Affected versions

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

• schneider-electric fellerlynk firmwareup to 2.6.2 inclusive
• schneider-electric spacelynk firmwareup to 2.6.2 inclusive
• schneider-electric wiser for knx firmwareup to 2.6.2 inclusive

Versions reported by the vendor

Affected version ranges reported by the assigning authority (schneider). Independent of NVD's CPE analysis and usually ahead of it.

• n/a spaceLYnk (V2.6.2 and prior), Wiser for KNX (formerly homeLYnk) (V2.6.2 and prior), fellerLYnk (V2.6.2 and prior)

  • spaceLYnk (V2.6.2 and prior), Wiser for KNX (formerly homeLYnk) (V2.6.2 and prior), fellerLYnk (V2.6.2 and prior)affected

Other highest-scoring records for the same primary product.

• CVE-2022-22810A CWE-307: Improper Restriction of Excessive Authentication Attempts vulnerability exists that could allow an attacker to manipulate the adm
  39Monitor
• CVE-2021-22738Use of a Broken or Risky Cryptographic Algorithm vulnerability exists in homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior that could c
  39Monitor
• CVE-2021-22737Insufficiently Protected Credentials vulnerability exists in homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior that could cause unautho
  39Monitor
• CVE-2021-22733Improper Privilege Management vulnerability exists in homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior which could cause shell access
  31Monitor
• CVE-2021-22732Improper Privilege Management vulnerability exists in homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior which could cause a code execut
  31Monitor
• CVE-2021-22806A CWE-669: Incorrect Resource Transfer Between Spheres vulnerability exists that could cause data exfiltration and unauthorized access when
  30Monitor

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.