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Vulnerability record · CVE-2022-44249 · published 23 November 2022

CVE-2022-44249: Totolink lr350 firmware os command injection vulnerability

TTotolink · Lr350 Firmware

TOTOLINK NR1800X V9.1.0u.6279_B20210910 contains a command injection via the FileName parameter in the UploadFirmwareFile function.

9.8 CVSS 3.1 Critical EPSS 1.8% · top 22.2% CWE-78 · OS command injection
9.8CVSS 3.1 base score
1.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

TOTOLINK NR1800X V9.1.0u.6279_B20210910 contains a command injection via the FileName parameter in the UploadFirmwareFile function.

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

Affected products

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

References

LinkTags
https://brief-nymphea-813.notion.site/LR350-command-injection-UploadFirmwareFile-f006f70e9e6540529d262a8d34154d24 ExploitThird Party Advisory
https://brief-nymphea-813.notion.site/LR350-command-injection-UploadFirmwareFile-f006f70e9e6540529d262a8d34154d24 ExploitThird Party Advisory

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Related vulnerabilities

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

9.8CVE-2024-42967Totolink lr350 firmware improper access control vulnerabilityIncorrect access control in TOTOLINK LR350 V9.3.5u.6369_B20220309 allows attackers to obtain the apmib configuration file, which contains the usernam…EPSS 0.60%9.8CVE-2024-36783Totolink lr350 firmware command injection vulnerabilityTOTOLINK LR350 V9.3.5u.6369_B20220309 was discovered to contain a command injection via the host_time parameter in the NTPSyncWithHost function.EPSS 1.4%9.8CVE-2024-35387Totolink lr350 firmware stack-based buffer overflow vulnerabilityTOTOLINK LR350 V9.3.5u.6369_B20220309 was discovered to contain a stack overflow via the http_host parameter in the function loginAuth.EPSS 6.1%9.8CVE-2024-35099Totolink lr350 firmware classic buffer overflow vulnerabilityTOTOLINK LR350 V9.3.5u.6698_B20230810 was discovered to contain a stack overflow via the password parameter in the function loginAuth.EPSS 0.84%9.8CVE-2023-37145Totolink lr350 firmware command injection vulnerabilityTOTOLINK LR350 V9.3.5u.6369_B20220309 was discovered to contain a command injection vulnerability via the hostname parameter in the setOpModeCfg func…EPSS 2.0%9.8CVE-2023-37146Totolink lr350 firmware command injection vulnerabilityTOTOLINK LR350 V9.3.5u.6369_B20220309 was discovered to contain a command injection vulnerability via the FileName parameter in the UploadFirmwareFil…EPSS 2.0%9.8CVE-2023-37148Totolink lr350 firmware command injection vulnerabilityTOTOLINK LR350 V9.3.5u.6369_B20220309 was discovered to contain a command injection vulnerability via the ussd parameter in the setUssd function.EPSS 2.0%9.8CVE-2023-37149Totolink lr350 firmware command injection vulnerabilityTOTOLINK LR350 V9.3.5u.6369_B20220309 was discovered to contain a command injection vulnerability via the FileName parameter in the setUploadSetting …EPSS 2.0%

Source: NIST National Vulnerability Database (record CVE-2022-44249), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.