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    CVE-2021-21913

    An information disclosure vulnerability exists in the WiFi Smart Mesh functionality of D-LINK DIR-3040 1.13B03. A specially-crafted network request can lead to command execution. An attacker can connect to the MQTT service to trigger this vulnerability.

    Published:Sep 23, 2021
    Last Modified:Nov 21, 2024
    EPS:Sep 23, 2021
    EPSS Score:0.00691
    CVSS Score:9.8

    Affected Products

    Vendor
    Dlink
    Product
    Dir-3040
    Vendor
    Dlink
    Product
    Dir-3040 Firmware

    Exploits

    https://talosintelligence.com/vulnerability_reports/TALOS-2021-1361https://talosintelligence.com/vulnerability_reports/TALOS-2021-1361

    Common Weakness Enumeration

    CWE-798 Use of Hard-coded Credentials

    Related CVEs

    CVE-2024-5294 (CVSS 6.5) — D-Link DIR-3040 prog.cgi websSecurityHandler Memory Leak Denial-of-Service Vulnerability. This vulnerability a…
    CVE-2023-41230 (CVSS 8.8) — D-Link DIR-3040 HTTP Request Processing Referer Stack-Based Buffer Overflow Remote Code Execution Vulnerabilit…
    CVE-2023-41229 (CVSS 8.8) — D-Link DIR-3040 HTTP Request Processing Referer Heap-Based Buffer Overflow Remote Code Execution Vulnerability…
    CVE-2023-41228 (CVSS 6.8) — D-Link DIR-3040 prog.cgi SetUsersSettings Stack-Based Buffer Overflow Remote Code Execution Vulnerability. Thi…
    CVE-2023-41227 (CVSS 6.8) — D-Link DIR-3040 prog.cgi SetTriggerPPPoEValidate Stack-Based Buffer Overflow Remote Code Execution Vulnerabili…
    CVE-2023-41226 (CVSS 6.8) — D-Link DIR-3040 prog.cgi SetMyDLinkRegistration Stack-Based Buffer Overflow Remote Code Execution Vulnerabilit…
    CVE-2023-41225 (CVSS 6.8) — D-Link DIR-3040 prog.cgi SetIPv6PppoeSettings Stack-Based Buffer Overflow Remote Code Execution Vulnerability.…
    CVE-2023-41224 (CVSS 6.8) — D-Link DIR-3040 prog.cgi SetDeviceSettings Stack-Based Buffer Overflow Remote Code Execution Vulnerability. Th…
    CVE-2023-41223 (CVSS 6.8) — D-Link DIR-3040 prog.cgi SetQuickVPNSettings PSK Stack-Based Buffer Overflow Remote Code Execution Vulnerabili…
    CVE-2023-41221 (CVSS 6.8) — D-Link DIR-3040 prog.cgi SetWLanRadioSecurity Stack-Based Buffer Overflow Remote Code Execution Vulnerability.…

    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