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    CVE-2021-21799

    Cross-site scripting vulnerabilities exist in the telnet_form.php script functionality of Advantech R-SeeNet v 2.4.12 (20.10.2020). If a user visits a specially crafted URL, it can lead to arbitrary JavaScript code execution in the context of the targeted user’s browser. An attacker can provide a crafted URL to trigger this vulnerability.

    Published:Jul 16, 2021
    Last Modified:Nov 21, 2024
    EPS:Jul 16, 2021
    EPSS Score:0.75981
    CVSS Score:6.1

    Affected Products

    Vendor
    Advantech
    Product
    R-seenet

    Exploits

    https://talosintelligence.com/vulnerability_reports/TALOS-2021-1270https://talosintelligence.com/vulnerability_reports/TALOS-2021-1270

    Related CVEs

    CVE-2023-5642 (CVSS 9.8) — Advantech R-SeeNet v2.4.23 allows an unauthenticated remote attacker to read from and write to the snmpmon.ini…
    CVE-2023-2611 (CVSS 9.8) — Advantech R-SeeNet versions 2.4.22 is installed with a hidden root-level user that is not available in the …
    CVE-2023-3256 (CVSS 8.8) — Advantech R-SeeNet versions 2.4.22 allows low-level users to access and load the content of local files. …
    CVE-2022-3387 (CVSS 6.5) — Advantech R-SeeNet Versions 2.4.19 and prior are vulnerable to path traversal attacks. An unauthorized attack…
    CVE-2022-3386 (CVSS 9.8) — Advantech R-SeeNet Versions 2.4.17 and prior are vulnerable to a stack-based buffer overflow. An unauthorized…
    CVE-2022-3385 (CVSS 9.8) — Advantech R-SeeNet Versions 2.4.17 and prior are vulnerable to a stack-based buffer overflow. An unauthorized…
    CVE-2021-21937 (CVSS 6.5) — A specially-crafted HTTP request can lead to SQL injection. An attacker can make authenticated HTTP requests t…
    CVE-2021-21936 (CVSS 8.8) — A specially-crafted HTTP request can lead to SQL injection. An attacker can make authenticated HTTP requests t…
    CVE-2021-21935 (CVSS 6.5) — A specially-crafted HTTP request can lead to SQL injection. An attacker can make authenticated HTTP requests t…
    CVE-2021-21934 (CVSS 6.5) — A specially-crafted HTTP request can lead to SQL injection. An attacker can make authenticated HTTP requests t…

    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