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Vulnerability record · CVE-2023-51136 · published 30 December 2023

CVE-2023-51136: Totolink x2000r firmware out-of-bounds write vulnerability

TTotolink · X2000r Firmware

TOTOLINK X2000R Gh v1.0.0-B20230221.0948.web was discovered to contain a stack overflow via the function formRebootSchedule.

9.8 CVSS 3.1 Critical EPSS 0.64% · top 51.2% CWE-787 · Out-of-bounds write
9.8CVSS 3.1 base score
0.64%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

TOTOLINK X2000R Gh v1.0.0-B20230221.0948.web was discovered to contain a stack overflow via the function formRebootSchedule.

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://github.com/XYIYM/Digging/blob/main/TOTOLINK/X2000R/28/1.md Third Party Advisory
https://totolink.cn/home/menu/detail.html?menu_listtpl=download&id=85&ids=36 Vendor Advisory
https://github.com/XYIYM/Digging/blob/main/TOTOLINK/X2000R/28/1.md Third Party Advisory
https://totolink.cn/home/menu/detail.html?menu_listtpl=download&id=85&ids=36 Vendor Advisory

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Related vulnerabilities

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

9.8CVE-2024-22529Totolink x2000r firmware command injection vulnerabilityTOTOLINK X2000R_V2 V2.0.0-B20230727.10434 has a command injection vulnerability in the sub_449040 (handle function of formUploadFile) of /bin/boa.EPSS 1.7%9.8CVE-2023-7222Totolink x2000r firmware classic buffer overflow vulnerabilityA vulnerability was found in Totolink X2000R 1.0.0-B20221212.1452. It has been declared as critical. This vulnerability affects the function formTmul…EPSS 1.3%9.8CVE-2023-7208Totolink x2000r firmware classic buffer overflow vulnerabilityA vulnerability classified as critical was found in Totolink X2000R_V2 2.0.0-B20230727.10434. This vulnerability affects the function formTmultiAP of…EPSS 1.7%9.8CVE-2023-51133Totolink x2000r firmware out-of-bounds write vulnerabilityTOTOLINK X2000R Gh v1.0.0-B20230221.0948.web was discovered to contain a stack overflow via the function formRoute.EPSS 0.64%9.8CVE-2023-51135Totolink x2000r firmware out-of-bounds write vulnerabilityTOTOLINK X2000R Gh v1.0.0-B20230221.0948.web was discovered to contain a stack overflow via the function formPasswordSetup.EPSS 0.64%9.8CVE-2023-46548Totolink x2000r firmware out-of-bounds write vulnerabilityTOTOLINK X2000R Gh v1.0.0-B20230221.0948.web was discovered to contain a stack overflow via the function formWlanRedirect.EPSS 0.83%9.8CVE-2023-46549Totolink x2000r firmware out-of-bounds write vulnerabilityTOTOLINK X2000R Gh v1.0.0-B20230221.0948.web was discovered to contain a stack overflow via the function formSetLg.EPSS 0.83%9.8CVE-2023-46550Totolink x2000r firmware out-of-bounds write vulnerabilityTOTOLINK X2000R Gh v1.0.0-B20230221.0948.web was discovered to contain a stack overflow via the function formMapDelDevice.EPSS 0.83%

Source: NIST National Vulnerability Database (record CVE-2023-51136), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.