CVE-2022-38393

Rt Ax82u Firmware vulnerability

CVSS

7.5

EPSS

18.8%

EPSS pct

97th

Exploited

No known

A denial of service vulnerability exists in the cfg_server cm_processConnDiagPktList opcode of Asus RT-AX82U 3.0.0.4.386_49674-ge182230 router's configuration service. A specially-crafted network packet can lead to denial of service. An attacker can send a malicious packet to trigger this vulnerability.

Affected vendor

Asus

Affected product

Rt Ax82u Firmware

CVSS vector

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

Weakness type (CWE)

CWE-125 — Out-of-bounds Read

Published

2023-01-10

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to availability.

Its EPSS score of 18.8% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 97% of all scored CVEs.

Check your external exposure to CVE-2022-38393

Confirm whether Asus Rt Ax82u Firmware is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2022-38393.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2022-38393

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