An issue was discovered in OpenSSH 7.9. Due to the scp implementation being derived from 1983 rcp, the server chooses which files/directories are sent to the client. However, the scp client only performs cursory validation of the object name returned (only directory traversal attacks are prevented). A malicious scp server (or Man-in-The-Middle attacker) can overwrite arbitrary files in the scp client target directory. If recursive operation (-r) is performed, the server can manipulate subdirectories as well (for example, to overwrite the .ssh/authorized_keys file).
{
"unresolved_ranges": [
{
"cpe": "cpe:2.3:a:winscp:winscp:*:*:*:*:*:*:*:*",
"source": "CPE_FIELD",
"extracted_events": [
{
"last_affected": "5.1.3"
}
]
},
{
"cpe": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*",
"source": "CPE_FIELD",
"extracted_events": [
{
"last_affected": "14.04"
}
]
},
{
"cpe": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*",
"source": "CPE_FIELD",
"extracted_events": [
{
"last_affected": "16.04"
}
]
},
{
"cpe": "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*",
"source": "CPE_FIELD",
"extracted_events": [
{
"last_affected": "18.04"
}
]
},
{
"cpe": "cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*",
"source": "CPE_FIELD",
"extracted_events": [
{
"last_affected": "18.10"
}
]
},
{
"cpe": "cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*",
"source": "CPE_FIELD",
"extracted_events": [
{
"last_affected": "30"
}
]
},
{
"cpe": "cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*",
"source": "CPE_FIELD",
"extracted_events": [
{
"fixed": "12.0"
}
]
},
{
"cpe": "cpe:2.3:o:freebsd:freebsd:12.0:-:*:*:*:*:*:*",
"source": "CPE_FIELD",
"extracted_events": [
{
"last_affected": "12.0-NA"
}
]
},
{
"cpe": "cpe:2.3:o:freebsd:freebsd:12.0:p1:*:*:*:*:*:*",
"source": "CPE_FIELD",
"extracted_events": [
{
"last_affected": "12.0-p1"
}
]
},
{
"cpe": "cpe:2.3:o:freebsd:freebsd:12.0:p2:*:*:*:*:*:*",
"source": "CPE_FIELD",
"extracted_events": [
{
"last_affected": "12.0-p2"
}
]
},
{
"cpe": "cpe:2.3:o:freebsd:freebsd:12.0:p3:*:*:*:*:*:*",
"source": "CPE_FIELD",
"extracted_events": [
{
"last_affected": "12.0-p3"
}
]
},
{
"cpe": "cpe:2.3:o:fujitsu:m10-1_firmware:*:*:*:*:*:*:*:*",
"source": "CPE_FIELD",
"extracted_events": [
{
"fixed": "xcp2361"
},
{
"fixed": "xcp3070"
}
]
},
{
"cpe": "cpe:2.3:o:fujitsu:m10-4_firmware:*:*:*:*:*:*:*:*",
"source": "CPE_FIELD",
"extracted_events": [
{
"fixed": "xcp2361"
},
{
"fixed": "xcp3070"
}
]
},
{
"cpe": "cpe:2.3:o:fujitsu:m10-4s_firmware:*:*:*:*:*:*:*:*",
"source": "CPE_FIELD",
"extracted_events": [
{
"fixed": "xcp2361"
},
{
"fixed": "xcp3070"
}
]
},
{
"cpe": "cpe:2.3:o:fujitsu:m12-1_firmware:*:*:*:*:*:*:*:*",
"source": "CPE_FIELD",
"extracted_events": [
{
"fixed": "xcp2361"
},
{
"fixed": "xcp3070"
}
]
},
{
"cpe": "cpe:2.3:o:fujitsu:m12-2_firmware:*:*:*:*:*:*:*:*",
"source": "CPE_FIELD",
"extracted_events": [
{
"fixed": "xcp2361"
},
{
"fixed": "xcp3070"
}
]
},
{
"cpe": "cpe:2.3:o:fujitsu:m12-2s_firmware:*:*:*:*:*:*:*:*",
"source": "CPE_FIELD",
"extracted_events": [
{
"fixed": "xcp2361"
},
{
"fixed": "xcp3070"
}
]
},
{
"cpe": "cpe:2.3:o:siemens:scalance_x204rna_eec_firmware:*:*:*:*:*:*:*:*",
"source": "CPE_FIELD",
"extracted_events": [
{
"fixed": "3.2.7"
}
]
},
{
"cpe": "cpe:2.3:o:siemens:scalance_x204rna_firmware:*:*:*:*:*:*:*:*",
"source": "CPE_FIELD",
"extracted_events": [
{
"fixed": "3.2.7"
}
]
}
]
}{
"cpe": "cpe:2.3:a:apache:mina_sshd:2.2.0:*:*:*:*:*:*:*",
"source": "CPE_FIELD",
"extracted_events": [
{
"introduced": "0"
},
{
"last_affected": "2.2.0"
}
]
}{
"cpe": [
"cpe:2.3:a:openbsd:openssh:*:*:*:*:*:*:*:*",
"cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_eus:8.1:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_eus:8.2:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_eus:8.4:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_eus:8.6:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_server_aus:8.2:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_server_aus:8.4:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_server_aus:8.6:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_server_tus:8.2:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_server_tus:8.4:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_server_tus:8.6:*:*:*:*:*:*:*"
],
"source": "CPE_FIELD",
"extracted_events": [
{
"introduced": "0"
},
{
"last_affected": "7.9"
},
{
"last_affected": "8.0"
},
{
"last_affected": "9.0"
},
{
"last_affected": "7.0"
},
{
"last_affected": "8.1"
},
{
"last_affected": "8.2"
},
{
"last_affected": "8.4"
},
{
"last_affected": "8.6"
}
]
}