Medium severity · published May 26, 2021
CVE-2021-22740
Information Exposure vulnerability exists in homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior which could cause information to be exposed when an unauthorized file is…
6.5
CVSS
0.8%
EPSS
No
On KEV
Description
Information Exposure vulnerability exists in homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior which could cause information to be exposed when an unauthorized file is uploaded.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 56% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
HF
Homelynk Firmware · Schneider-electric
through 2.6.0 · source: NVD
SF
Spacelynk Firmware · Schneider-electric
through 2.6.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-22740
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-22740
Vendor Advisory
https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-130-04
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