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    CVE-2024-33820

    Totolink AC1200 Wireless Dual Band Gigabit Router A3002R_V4 Firmware V4.0.0-B20230531.1404 is vulnerable to Buffer Overflow via the formWlEncrypt function of the boa server. Specifically, they exploit the length of the wlan_ssid field triggers the overflow.

    Published:May 1, 2024
    Last Modified:Jun 17, 2025
    EPS:May 1, 2024
    EPSS Score:0.00114
    CVSS Score:7.5

    Affected Products

    Vendor
    Totolink
    Product
    A3002r
    Vendor
    Totolink
    Product
    A3002r Firmware

    Exploits

    https://gist.github.com/Swind1er/ee095fbfe13f77a5b45b39a5aa82bd17https://gist.github.com/Swind1er/ee095fbfe13f77a5b45b39a5aa82bd17

    Related CVEs

    CVE-2025-55589 (CVSS 6.5) — TOTOLINK A3002R v4.0.0-B20230531.1404 was discovered to contain multiple OS command injection vulnerabilities …
    CVE-2025-55584 (CVSS 5.3) — TOTOLINK A3002R v4.0.0-B20230531.1404 was discovered to contain insecure credentials for the telnet service an…
    CVE-2025-55588 (CVSS 7.5) — TOTOLINK A3002R v4.0.0-B20230531.1404 was discovered to contain a buffer overflow in the fw_ip parameter at /b…
    CVE-2025-55591 (CVSS 9.8) — TOTOLINK-A3002R v4.0.0-B20230531.1404 was discovered to contain a command injection vulnerability in the devic…
    CVE-2025-55585 (CVSS 6.5) — TOTOLINK A3002R v4.0.0-B20230531.1404 was discovered to contain an eval injection vulnerability via the eval()…
    CVE-2025-55587 (CVSS 7.5) — TOTOLINK A3002R v4.0.0-B20230531.1404 was discovered to contain a buffer overflow in the hostname parameter at…
    CVE-2025-55586 (CVSS 7.5) — TOTOLINK A3002R v4.0.0-B20230531.1404 was discovered to contain a buffer overflow in the url parameter at /boa…
    CVE-2025-55590 (CVSS 6.5) — TOTOLINK A3002R v4.0.0-B20230531.1404 was discovered to contain an command injection vulnerability via the com…
    CVE-2025-6487 (CVSS 7.4) — A vulnerability was found in TOTOLINK A3002R 1.1.1-B20200824.0128. It has been rated as critical. This issue a…
    CVE-2025-6486 (CVSS 7.4) — A vulnerability was found in TOTOLINK A3002R 1.1.1-B20200824.0128. It has been declared as critical. This vuln…

    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