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Vulnerability Intelligence

CVE-2022-34047

HighPublic exploit

An access control issue in Wavlink WN530HG4 M30HG4.V5030.191116 allows attackers to obtain usernames and passwords via view-source:http://IP_ADDRESS/set_safety.shtml?r=52300 and searching for [var syspasswd].

Published Jul 20, 2022 · Updated Nov 21, 2024

Key Facts

Patch immediately
  • CVE-2022-34047 is a high-severity vulnerability (CVSS 7.5 v3.1) affecting Wl-Wn530hg4 Firmware (Wavlink).
  • It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
  • EPSS estimates a 22% probability of exploitation in the next 30 days.
  • No fixed version is listed yet; check the vendor advisory for mitigations.
  • Brandefense priority: patch immediately, because public exploit code exists for a high-severity flaw.

CVSS v3.1

7.5

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

EPSS (30-day exploit likelihood)

22%

Higher than 97.6% of all scored CVEs

Exploited in the wild

No known

Not in a known-exploited catalog

Public exploit code

Available

Proof-of-concept or weaponized module

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Description

An access control issue in Wavlink WN530HG4 M30HG4.V5030.191116 allows attackers to obtain usernames and passwords via view-source:http://IP_ADDRESS/set_safety.shtml?r=52300 and searching for [var syspasswd].

Affected Products

1 affected entries in total
ProductAffected versionsFixed in
Wl-Wn530hg4 FirmwareWavlinkm30hg4.v5030.191116n/a

Timeline

  1. Publicly disclosed

    Jul 20, 2022

  2. Last updated

    Nov 21, 2024

Weakness Type

  • CWE-668 Exposure of Resource to Wrong Sphere

References

FAQ

Common Questions.

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