CVE-2024-42058 Null dereference in ATP series firmware
Unauthenticated attackers can cause denial of service on Zyxel firewalls by sending crafted packets that trigger a null pointer dereference.
- 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-2024-42058?
CVE-2024-42058 is a high-severity vulnerability in Zyxel ATP series firmware, published on 3 Sep 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A null pointer dereference vulnerability in Zyxel ATP series firmware versions from V4.32 through V5.38, USG FLEX series firmware versions from V4.50 through V5.38, USG FLEX 50(W) series firmware versions from V5.20 through V5.38, and USG20(W)-VPN series firmware versions from V5.20 through V5.38 could allow an unauthenticated attacker to cause DoS conditions by sending crafted packets to a vulnerable device.
Weakness: CWE-476
Which versions are affected by CVE-2024-42058?
It affects 1 product.
Products include Zyxel Zld.
How do I fix CVE-2024-42058?
No fix has been published for CVE-2024-42058 yet. Limit exposure of the affected software until one is available.
Is CVE-2024-42058 being exploited?
There is no known exploitation of CVE-2024-42058 in the wild and no public exploit code.
Other vulnerabilities in Zyxel ATP series firmware
Sources
Also known as GHSA-2cmp-5j27-vpm7.