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Vulnerability record · CVE-2023-36357 · published 22 June 2023

CVE-2023-36357: Tp-link tl-wr940n firmware allocation without limits vulnerability

Tp Link · Tl Wr940n Firmware

An issue in the /userRpm/LocalManageControlRpm component of TP-Link TL-WR940N V2/V4/V6, TL-WR841N V8/V10, and TL-WR941ND V5 allows attackers to cause a Denial of Service (DoS) via a crafted GET request.

7.7 CVSS 3.1 High EPSS 0.80% · top 44.8% CWE-770 · Allocation without limits
7.7CVSS 3.1 base score
0.80%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

An issue in the /userRpm/LocalManageControlRpm component of TP-Link TL-WR940N V2/V4/V6, TL-WR841N V8/V10, and TL-WR941ND V5 allows attackers to cause a Denial of Service (DoS) via a crafted GET request.

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

Affected products

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

References

LinkTags
https://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/5/TL-WR941ND_TL-WR940N_TL-WR841N_userRpm_LocalManageControlRpm. ExploitThird Party Advisory
https://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/5/TL-WR941ND_TL-WR940N_TL-WR841N_userRpm_LocalManageControlRpm. ExploitThird Party Advisory

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Related vulnerabilities

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

8.8CVE-2023-33538TP-Link router web interface command injection in WlanNetworkRpmTP-Link TL-WR940N V2/V4, TL-WR841N V8/V10, and TL-WR740N V1/V2 contain a command injection flaw in the /userRpm/WlanNetworkRpm component of the route…KEVEPSS 42%analysed8.6CVE-2025-9377TP-Link Archer C7 and TL-WR841N Parental Control OS Command InjectionAn OS command injection flaw (CWE-78) exists in the Parental Control page of TP-Link Archer C7(EU) V2 and TL-WR841N/ND(MS) V9 routers, allowing an au…KEVEPSS 36%analysed7.5CVE-2015-3035TP-Link router directory traversal allows unauthenticated file readA path traversal flaw in the web interface of multiple TP-Link Archer and TL-WR/WDR router models lets a remote attacker read arbitrary files by plac…KEVEPSS 84%analysed6.5CVE-2023-50224TP-Link router httpd authentication bypass exposes stored credentialsThe httpd service on affected TP-Link router firmware contains an improper authentication flaw (CWE-290) that lets a network-adjacent attacker bypass…KEVEPSS 16%analysed9.9CVE-2023-36355Tp-link tl-wr940n firmware classic buffer overflow vulnerabilityTP-Link TL-WR940N V4 was discovered to contain a buffer overflow via the ipStart parameter at /userRpm/WanDynamicIpV6CfgRpm. This vulnerability allow…EPSS 32%9.8CVE-2022-25073Tp-link tl-wr841n firmware out-of-bounds write vulnerabilityTL-WR841Nv14_US_0.9.1_4.18 routers were discovered to contain a stack overflow in the function dm_fillObjByStr(). This vulnerability allows unauthent…EPSS 13%9.8CVE-2022-0162Tp-link tl-wr841n firmware cleartext transmission vulnerabilityThe vulnerability exists in TP-Link TL-WR841N V11 3.16.9 Build 160325 Rel.62500n wireless router due to transmission of authentication information in…EPSS 0.67%9.8CVE-2018-12575Tp-link tl-wr841n firmware improper authentication vulnerabilityOn TP-Link TL-WR841N v13 00000001 0.9.1 4.16 v0001.0 Build 171019 Rel.55346n devices, all actions in the web interface are affected by bypass of auth…EPSS 2.9%

Source: NIST National Vulnerability Database (record CVE-2023-36357), CISA KEV, FIRST EPSS (scores of 2026-10-08). This page is refreshed as NVD updates the record.