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    CVE-2023-36355

    TP-Link TL-WR940N V4 was discovered to contain a buffer overflow via the ipStart parameter at /userRpm/WanDynamicIpV6CfgRpm. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted GET request.

    Published:Jun 22, 2023
    Last Modified:Dec 2, 2024
    EPS:Jun 22, 2023
    EPSS Score:0.38256
    CVSS Score:9.9

    Affected Products

    Vendor
    Tp-link
    Product
    Tl-wr940n
    Vendor
    Tp-link
    Product
    Tl-wr940n Firmware
    Vendor
    Tp-link
    Product
    Tl-wr940n V4

    Exploits

    https://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/9/TP-Link%20TL-WR940N%20wireless%20router%20userRpmWanDynamicIpV6CfgRpm%20buffer%20write%20out-of-bounds%20vulnerability.mdhttps://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/9/TP-Link%20TL-WR940N%20wireless%20router%20userRpmWanDynamicIpV6CfgRpm%20buffer%20write%20out-of-bounds%20vulnerability.mdhttps://www.exploit-db.com/exploits/51561

    Related CVEs

    CVE-2025-14739 (CVSS 6.8) — Access of Uninitialized Pointer vulnerability in TP-Link WR940N and WR941ND allows local unauthenticated attac…
    CVE-2025-11676 (CVSS 7.1) — Improper input validation vulnerability in TP-Link System Inc. TL-WR940N V6 (UPnP modules), which allows unaut…
    CVE-2025-6151 (CVSS 8.2) — A vulnerability has been found in TP-Link TL-WR940N V4 and TL-WR841N V11. Affected by this issue is some unkn…
    CVE-2024-54887 (CVSS 8) — TP-Link TL-WR940N V3 and V4 with firmware 3.16.9 and earlier contain a buffer overflow via the dnsserver1 and …
    CVE-2023-50224 (CVSS 6.5) — TP-Link TL-WR841N dropbearpwd Improper Authentication Information Disclosure Vulnerability. This vulnerability…
    CVE-2023-39747 (CVSS 9.8) — TP-Link WR841N V8, TP-Link TL-WR940N V2, and TL-WR941ND V5 were discovered to contain a buffer overflow via th…
    CVE-2023-36356 (CVSS 7.7) — TP-Link TL-WR940N V2/V4/V6, TL-WR841N V8, TL-WR941ND V5, and TL-WR740N V1/V2 were discovered to contain a buff…
    CVE-2023-36359 (CVSS 7.5) — TP-Link TL-WR940N V4, TL-WR841N V8/V10, TL-WR940N V2/V3 and TL-WR941ND V5/V6 were discovered to contain a buff…
    CVE-2023-36354 (CVSS 7.5) — TP-Link TL-WR940N V4, TL-WR841N V8/V10, TL-WR740N V1/V2, TL-WR940N V2/V3, and TL-WR941ND V5/V6 were discovered…
    CVE-2023-36358 (CVSS 7.7) — TP-Link TL-WR940N V2/V3/V4, TL-WR941ND V5/V6, TL-WR743ND V1 and TL-WR841N V8 were discovered to contain a buff…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High