CVE-2022-22570 Memory corruption in UniFi Door Access Reader Lite
A buffer overflow in UniFi Door Access Reader Lite firmware allows network attackers to control connected devices, requiring a firmware upgrade.
- 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-2022-22570?
CVE-2022-22570 is a critical memory corruption vulnerability in UniFi Door Access Reader Lite, published on 1 Apr 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A buffer overflow vulnerability found in the UniFi Door Access Reader Lite’s (UA Lite) firmware (Version 3.8.28.24 and earlier) allows a malicious actor who has gained access to a network to control all connected UA devices. This vulnerability is fixed in Version 3.8.31.13 and later.
Weakness: CWE-120
Which versions are affected by CVE-2022-22570?
It affects 1 product.
Products include Ui Ua Lite Firmware.
How do I fix CVE-2022-22570?
No fix has been published for CVE-2022-22570 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2022-22570 being exploited?
There is no known exploitation of CVE-2022-22570 in the wild and no public exploit code.
Sources
Also known as GHSA-qc3q-358p-q5mv.