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Vulnerability record · CVE-2022-34046 · published 20 July 2022

CVE-2022-34046: Wavlink wn533a8 firmware incorrect authorization vulnerability

Wavlink · Wn533a8 Firmware

An access control issue in Wavlink WN533A8 M33A8.V5030.190716 allows attackers to obtain usernames and passwords via view-source:http://IP_ADDRESS/sysinit.shtml?r=52300 and searching for [logincheck(user);].

7.5 CVSS 3.1 High EPSS 21% · top 2.5% CWE-863 · Incorrect authorization
7.5CVSS 3.1 base score
21%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

An access control issue in Wavlink WN533A8 M33A8.V5030.190716 allows attackers to obtain usernames and passwords via view-source:http://IP_ADDRESS/sysinit.shtml?r=52300 and searching for [logincheck(user);].

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://packetstormsecurity.com/files/167890/Wavlink-WN533A8-Password-Disclosure.html Third Party AdvisoryVDB Entry
https://drive.google.com/file/d/18ECQEqZ296LDzZ0wErgqnNfen1jCn0mG/view?usp=sharing ExploitThird Party Advisory
http://packetstormsecurity.com/files/167890/Wavlink-WN533A8-Password-Disclosure.html Third Party AdvisoryVDB Entry
https://drive.google.com/file/d/18ECQEqZ296LDzZ0wErgqnNfen1jCn0mG/view?usp=sharing ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2022-35534Wavlink wn572hp3 firmware vulnerabilityWAVLINK WN572HP3, WN533A8, WN530H4, WN535G3, WN531P3 wireless.cgi has no filtering on parameter hiddenSSID32g and SSID2G2, which leads to command inj…EPSS 2.3%9.8CVE-2022-35535Wavlink wn572hp3 firmware vulnerabilityWAVLINK WN572HP3, WN533A8, WN530H4, WN535G3, WN531P3 wireless.cgi has no filtering on parameter macAddr, which leads to command injection in page /wi…EPSS 2.3%9.8CVE-2022-35536Wavlink wn572hp3 firmware vulnerabilityWAVLINK WN572HP3, WN533A8, WN530H4, WN535G3, WN531P3 qos.cgi has no filtering on parameters: qos_bandwith and qos_dat, which leads to command injecti…EPSS 2.2%9.8CVE-2022-35537Wavlink wn572hp3 firmware vulnerabilityWAVLINK WN572HP3, WN533A8, WN530H4, WN535G3, WN531P3 wireless.cgi has no filtering on parameters: mac_5g and Newname, which leads to command injectio…EPSS 2.2%9.8CVE-2022-35538Wavlink wn572hp3 firmware vulnerabilityWAVLINK WN572HP3, WN533A8, WN530H4, WN535G3, WN531P3 wireless.cgi has no filtering on parameters: delete_list, delete_al_mac, b_delete_list and b_del…EPSS 2.2%9.8CVE-2022-35524Wavlink wn572hp3 firmware vulnerabilityWAVLINK WN572HP3, WN533A8, WN530H4, WN535G3, WN531P3 adm.cgi has no filtering on parameters: wlan_signal, web_pskValue, sel_EncrypTyp, sel_Automode, …EPSS 2.3%9.8CVE-2022-35525Wavlink wn572hp3 firmware vulnerabilityWAVLINK WN572HP3, WN533A8, WN530H4, WN535G3, WN531P3 adm.cgi has no filtering on parameter led_switch, which leads to command injection in page /ledo…EPSS 2.4%9.8CVE-2022-35526Wavlink wn572hp3 firmware vulnerabilityWAVLINK WN572HP3, WN533A8, WN530H4, WN535G3, WN531P3 login.cgi has no filtering on parameter key, which leads to command injection in page /login.sht…EPSS 2.3%

Source: NIST National Vulnerability Database (record CVE-2022-34046), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.