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    CVE-2020-20250

    Mikrotik RouterOs before stable version 6.47 suffers from a memory corruption vulnerability in the /nova/bin/lcdstat process. An authenticated remote attacker can cause a Denial of Service (NULL pointer dereference). NOTE: this is different from CVE-2020-20253 and CVE-2020-20254. All four vulnerabilities in the /nova/bin/lcdstat process are discussed in the CVE-2020-20250 github.com/cq674350529 reference.

    Published:Jul 13, 2021
    Last Modified:Nov 21, 2024
    EPS:Jul 13, 2021
    EPSS Score:0.00952
    CVSS Score:6.5

    Affected Products

    Vendor
    Mikrotik
    Product
    Routeros

    Exploits

    https://github.com/cq674350529/pocs_slides/blob/master/advisory/MikroTik/CVE-2020-20250/README.mdhttps://github.com/cq674350529/pocs_slides/blob/master/advisory/MikroTik/CVE-2020-20250/README.md

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    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