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    CVE-2020-36254

    scp.c in Dropbear before 2020.79 mishandles the filename of . or an empty filename, a related issue to CVE-2018-20685.

    Published:Feb 25, 2021
    Last Modified:Dec 3, 2025
    EPS:Feb 25, 2021
    EPSS Score:0.00418
    CVSS Score:8.1

    Affected Products

    Vendor
    Dropbear Ssh Project
    Product
    Dropbear Ssh

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

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    CVE-2019-12953 (CVSS 5.3) — Dropbear 2011.54 through 2018.76 has an inconsistent failure delay that may lead to revealing valid usernames,…
    CVE-2017-2659 (CVSS 5.3) — It was found that dropbear before version 2013.59 with GSSAPI leaks whether given username is valid or invalid…
    CVE-2018-15599 (CVSS 5.3) — The recv_msg_userauth_request function in svr-auth.c in Dropbear through 2018.76 is prone to a user enumeratio…
    CVE-2017-9079 (CVSS 4.7) — Dropbear before 2017.75 might allow local users to read certain files as root, if the file has the authorized_…
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    CVE-2016-7408 (CVSS 8.8) — The dbclient in Dropbear SSH before 2016.74 allows remote attackers to execute arbitrary code via a crafted (1…
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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