A flaw was found in samba versions 4.9.x up to 4.9.13, samba 4.10.x up to 4.10.8 and samba 4.11.x up to 4.11.0rc3, when certain parameters were set in the samba configuration file. An unauthenticated attacker could use this flaw to escape the shared directory and access the contents of directories outside the share.
{
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:o:canonical:ubuntu_linux:19.04:*:*:*:*:*:*:*"
],
"extracted_events": [
{
"introduced": "19.04"
},
{
"last_affected": "19.04"
}
],
"source": "CPE_STRING",
"vendor_product": "canonical:ubuntu_linux"
},
{
"cpes": [
"cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*"
],
"extracted_events": [
{
"introduced": "10.0"
},
{
"last_affected": "10.0"
}
],
"source": "CPE_STRING",
"vendor_product": "debian:debian_linux"
}
]
}{
"extracted_events": [
{
"introduced": "4.9.0"
},
{
"last_affected": "4.9.13"
},
{
"introduced": "4.10.0"
},
{
"last_affected": "4.10.8"
},
{
"introduced": "4.9.0-rc1"
},
{
"last_affected": "4.9.0-rc1"
},
{
"introduced": "4.9.0-rc2"
},
{
"last_affected": "4.9.0-rc2"
},
{
"introduced": "4.9.0-rc3"
},
{
"last_affected": "4.9.0-rc3"
},
{
"introduced": "4.9.0-rc4"
},
{
"last_affected": "4.9.0-rc4"
},
{
"introduced": "4.9.0-rc5"
},
{
"last_affected": "4.9.0-rc5"
},
{
"introduced": "4.10.0-rc1"
},
{
"last_affected": "4.10.0-rc1"
},
{
"introduced": "4.10.0-rc2"
},
{
"last_affected": "4.10.0-rc2"
},
{
"introduced": "4.10.0-rc3"
},
{
"last_affected": "4.10.0-rc3"
},
{
"introduced": "4.10.0-rc4"
},
{
"last_affected": "4.10.0-rc4"
},
{
"introduced": "4.11.0"
},
{
"last_affected": "4.11.0"
},
{
"introduced": "4.11.0-rc1"
},
{
"last_affected": "4.11.0-rc1"
},
{
"introduced": "4.11.0-rc2"
},
{
"last_affected": "4.11.0-rc2"
},
{
"introduced": "4.11.0-rc3"
},
{
"last_affected": "4.11.0-rc3"
}
],
"source": [
"CPE_RANGE",
"CPE_STRING"
],
"cpe": [
"cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*",
"cpe:2.3:a:samba:samba:4.9.0:rc1:*:*:*:*:*:*",
"cpe:2.3:a:samba:samba:4.9.0:rc2:*:*:*:*:*:*",
"cpe:2.3:a:samba:samba:4.9.0:rc3:*:*:*:*:*:*",
"cpe:2.3:a:samba:samba:4.9.0:rc4:*:*:*:*:*:*",
"cpe:2.3:a:samba:samba:4.9.0:rc5:*:*:*:*:*:*",
"cpe:2.3:a:samba:samba:4.10.0:rc1:*:*:*:*:*:*",
"cpe:2.3:a:samba:samba:4.10.0:rc2:*:*:*:*:*:*",
"cpe:2.3:a:samba:samba:4.10.0:rc3:*:*:*:*:*:*",
"cpe:2.3:a:samba:samba:4.10.0:rc4:*:*:*:*:*:*",
"cpe:2.3:a:samba:samba:4.11.0:*:*:*:*:*:*:*",
"cpe:2.3:a:samba:samba:4.11.0:rc1:*:*:*:*:*:*",
"cpe:2.3:a:samba:samba:4.11.0:rc2:*:*:*:*:*:*",
"cpe:2.3:a:samba:samba:4.11.0:rc3:*:*:*:*:*:*"
]
}