CVE-2022-45854

MEDIUMCVSS 4.3/10EPSS 0.28%

Last modified

CVE-2022-45854 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. An improper check for unusual conditions in Zyxel NWA110AX firmware verisons prior to 6.50(ABTG.0)C0, which could allow a LAN attacker to cause a temporary denial-of-service (DoS) by sending crafted VLAN frames if the MAC address of the vulnerable AP were intercepted by the attacker.. EPSS estimates a 0.28% chance of exploitation in the next 30 days.

Description

An improper check for unusual conditions in Zyxel NWA110AX firmware verisons prior to 6.50(ABTG.0)C0, which could allow a LAN attacker to cause a temporary denial-of-service (DoS) by sending crafted VLAN frames if the MAC address of the vulnerable AP were intercepted by the attacker.

Metrics

CVSS 3.1
4.3/10

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

EPSS Probability
0.28%

19.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
ZyxelNwa110ax Firmware<= 6.45\(abtg.0\)c0
ZyxelNwa210ax Firmware<= 6.45\(abtd.0\)c0
ZyxelWax510d Firmware<= 6.45\(abtf.0\)c0
ZyxelWax610d Firmware<= 6.45\(abte.0\)c0
ZyxelWax630s Firmware<= 6.45\(abzd.0\)c0
ZyxelWax650s Firmware<= 6.45\(abrm.0\)c0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2022-45854?
An improper check for unusual conditions in Zyxel NWA110AX firmware verisons prior to 6.50(ABTG.0)C0, which could allow a LAN attacker to cause a temporary denial-of-service (DoS) by sending crafted VLAN frames if the MAC address of the vulnerable AP were intercepted by the attacker.
How severe is CVE-2022-45854?
CVE-2022-45854 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.28% probability of exploitation in the next 30 days.
How do I fix CVE-2022-45854?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-45854?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST