CVE-2021-22737 Hardcoded credentials in homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior
Attackers can gain unauthorized access to homeLYnk and spaceLYnk devices by brute-forcing weakly protected credentials.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-22737?
CVE-2021-22737 is a critical vulnerability in homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior, published on 26 May 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Insufficiently Protected Credentials vulnerability exists in homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior that could cause unauthorized access of when credentials are discovered after a brute force attack.
Weakness: CWE-307
Which versions are affected by CVE-2021-22737?
It affects 2 products.
Products include Schneider-Electric Homelynk Firmware, Schneider-Electric Spacelynk Firmware.
How do I fix CVE-2021-22737?
No fix has been published for CVE-2021-22737 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-22737 being exploited?
There is no known exploitation of CVE-2021-22737 in the wild and no public exploit code.
Other vulnerabilities in homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior
- CVE-2021-22738 Weak cryptography in homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior
- CVE-2021-22732 Privilege escalation in homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior
- CVE-2021-22733 Privilege escalation in homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior
- CVE-2021-22736 Path traversal in homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior
- CVE-2018-7779 Auth bypass in Wiser for KNX
Sources
Also known as GHSA-5v8x-r44h-3xh9.