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Package · Debian

dropbear

24 known vulnerabilities.

24 results · Feed

  • Low 3.7

    mkj Dropbear S Range Check curve25519.c unpackneg signature verification

    A vulnerability was determined in mkj Dropbear up to 2025.89. Impacted is the function unpackneg of the file src/curve25519.c of the component S Range Check. This manipulation causes improper verification of cryptographic signature. The attack can be initiate…

  • Medium 5.4

    Dropbear: privilege escalation via unix domain socket forwardings

    A flaw was found in Dropbear. When running in multi-user mode and authenticating users, the dropbear ssh server does the socket forwardings requested by the remote client as root, only switching to the logged-in user upon spawning a shell or performing some o…

  • Medium 4.5

    dbclient in Dropbear SSH before 2025.88 allows command injection via an untrusted hostname argument, because a shell is…

  • Medium 5.9
    CVE-2023-48795 Public exploit EPSS 94%

    Prefix Truncation Attack against ChaCha20-Poly1305 and Encrypt-then-MAC aka Terrapin

    The SSH transport protocol with certain OpenSSH extensions, found in OpenSSH before 9.6 and other products, allows remote attackers to bypass integrity checks such that some packets are omitted (from the extension negotiation message), and a client and server…

  • High 7.5

    An issue was discovered in Dropbear through 2020.81. Due to a non-RFC-compliant check of the available authentication m…

  • High 8.1

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

  • Unscored —

    Dropbear 2011.54 through 2018.76 has an inconsistent failure delay that may lead to revealing valid usernames, a differ…

  • Medium 5.3

    It was found that dropbear before version 2013.59 with GSSAPI leaks whether given username is valid or invalid. When an…

  • Unscored —

    The recv_msg_userauth_request function in svr-auth.c in Dropbear through 2018.76 is prone to a user enumeration vulnera…

  • Unscored —

    Dropbear before 2017.75 might allow local users to read certain files as root, if the file has the authorized_keys file…

  • Unscored —

    The server in Dropbear before 2017.75 might allow post-authentication root remote code execution because of a double fr…

  • Unscored —

    The dbclient and server in Dropbear SSH before 2016.74, when compiled with DEBUG_TRACE, allows local users to read proc…

  • Unscored —

    The dropbearconvert command in Dropbear SSH before 2016.74 allows attackers to execute arbitrary code via a crafted Ope…

  • Unscored —

    The dbclient in Dropbear SSH before 2016.74 allows remote attackers to execute arbitrary code via a crafted (1) -m or (…

  • Unscored —
    CVE-2016-7406 EPSS 10%

    Format string vulnerability in Dropbear SSH before 2016.74 allows remote attackers to execute arbitrary code via format…

  • Unscored —
    CVE-2016-3116 Public exploit EPSS 20%

    CRLF injection vulnerability in Dropbear SSH before 2016.72 allows remote authenticated users to bypass intended shell-…

  • Unscored —

    The buf_decompress function in packet.c in Dropbear SSH Server before 2013.59 allows remote attackers to cause a denial…

  • Unscored —
    CVE-2013-4434 Public exploit

    Dropbear SSH Server before 2013.59 generates error messages for a failed logon attempt with different time delays depen…

  • Unscored —

    Use-after-free vulnerability in Dropbear SSH Server 0.52 through 2012.54, when command restriction and public key authe…

  • Unscored —

    dbclient in Dropbear SSH client before 0.49 does not sufficiently warn the user when it detects a hostkey mismatch, whi…

  • Unscored —
    CVE-2006-1206 Public exploit EPSS 12%

    Matt Johnston Dropbear SSH server 0.47 and earlier, as used in embedded Linux devices and on general-purpose operating …

  • Unscored —

    scp in OpenSSH 4.2p1 allows attackers to execute arbitrary commands via filenames that contain shell metacharacters or …

  • Unscored —

    Buffer overflow in Dropbear server before 0.47 allows authenticated users to execute arbitrary code via unspecified inp…

  • Unscored —

    The DSS verification code in Dropbear SSH Server before 0.43 frees uninitialized variables, which might allow remote at…