Vulnerability in Schneider-Electric Fellerlynk
CVE-2021-22806
A CWE-669: Incorrect Resource Transfer Between Spheres vulnerability exists that could cause data exfiltration and unauthorized access when accessing a malicious website. Affected Product: spaceLYnk (V2.6.1 and prior), Wiser for KNX (V2.6.1 and prior), fellerLYnk (V2.6.1 and prior)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.010 (59.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 59.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000
Affected products
- Schneider-Electric Fellerlynk
- Schneider-Electric Fellerlynk Firmware
- Schneider-Electric Spacelynk
- Schneider-Electric Spacelynk Firmware
- Schneider-Electric Wiser For Knx
- Schneider-Electric Wiser For Knx Firmware
- Spacelynk (V2.6.1 And Prior), Wiser For Knx Fellerlynk Prior) — versions spaceLYnk (V2.6.1 and prior), Wiser for KNX (V2.6.1 and prior), fellerLYnk (V2.6.1 and prior)
Weakness classification (CWE)
References
- download.schneider-electric.com/files (Patch, Broken Link, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-22806?
- CVE-2021-22806 is a high-severity vulnerability in Schneider-Electric Fellerlynk, classified under Incorrect Resource Transfer Between Spheres. CVSS score: 7.5/10. Published 2022-02-11.
- How severe is CVE-2021-22806?
- High severity. CVSS v3 base score is 7.5 out of 10.