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    CVE-2019-12953

    Dropbear 2011.54 through 2018.76 has an inconsistent failure delay that may lead to revealing valid usernames, a different issue than CVE-2018-15599.

    Published:Dec 30, 2020
    Last Modified:Nov 21, 2024
    EPS:Dec 30, 2020
    EPSS Score:0.00595
    CVSS Score:5.3

    Affected Products

    Vendor
    Dropbear Ssh Project
    Product
    Dropbear Ssh

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-203 Observable Discrepancy

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-189 Black Box Reverse Engineering

    Related CVEs

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    CVE-2023-48795 (CVSS 5.9) — The SSH transport protocol with certain OpenSSH extensions, found in OpenSSH before 9.6 and other products, al…
    CVE-2021-36369 (CVSS 7.5) — An issue was discovered in Dropbear through 2020.81. Due to a non-RFC-compliant check of the available authent…
    CVE-2020-36254 (CVSS 8.1) — scp.c in Dropbear before 2020.79 mishandles the filename of . or an empty filename, a related issue to CVE-201…
    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_…
    CVE-2017-9078 (CVSS 8.8) — The server in Dropbear before 2017.75 might allow post-authentication root remote code execution because of a …
    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…
    CVE-2016-7407 (CVSS 9.8) — The dropbearconvert command in Dropbear SSH before 2016.74 allows attackers to execute arbitrary code via a cr…

    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