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    CVE-2021-26730

    A stack-based buffer overflow vulnerability in a subfunction of the Login_handler_func function of spx_restservice allows an attacker to execute arbitrary code with the same privileges as the server user (root). This issue affects: Lanner Inc IAC-AST2500A standard firmware version 1.10.0.

    Published:Oct 24, 2022
    Last Modified:May 7, 2025
    EPS:Oct 24, 2022
    EPSS Score:0.00193
    CVSS Score:10

    Affected Products

    Vendor
    Lannerinc
    Product
    Iac-ast2500a
    Vendor
    Lannerinc
    Product
    Iac-ast2500a Firmware

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

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    CVE-2021-26728 (CVSS 10) — Command injection and stack-based buffer overflow vulnerabilities in the KillDupUsr_func function of spx_rests…
    CVE-2021-26731 (CVSS 9.1) — Command injection and multiple stack-based buffer overflows vulnerabilities in the modifyUserb_func function o…
    CVE-2021-26732 (CVSS 6.5) — A broken access control vulnerability in the First_network_func function of spx_restservice allows an attacker…
    CVE-2021-44467 (CVSS 5.3) — A broken access control vulnerability in the KillDupUsr_func function of spx_restservice allows an attacker to…
    CVE-2021-45925 (CVSS 5.3) — Observable discrepancies in the login process allow an attacker to guess legitimate user names registered in t…
    CVE-2021-44776 (CVSS 6.5) — A broken access control vulnerability in the SubNet_handler_func function of spx_restservice allows an attacke…
    CVE-2021-46279 (CVSS 5.8) — Session fixation and insufficient session expiration vulnerabilities allow an attacker to perfom session hijac…
    CVE-2021-26729 (CVSS 10) — Command injection and multiple stack-based buffer overflows vulnerabilities in the Login_handler_func function…

    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