A use-after-free in Busybox 1.35-x's awk applet leads to denial of service and possibly code execution when processing a crafted awk pattern in the copyvar function.
{
"unresolved_ranges": [
{
"source": "CPE_FIELD",
"cpe": "cpe:2.3:o:siemens:scalance_sc622-2c_firmware:*:*:*:*:*:*:*:*",
"extracted_events": [
{
"fixed": "3.0"
}
]
},
{
"source": "CPE_FIELD",
"cpe": "cpe:2.3:o:siemens:scalance_sc626-2c_firmware:*:*:*:*:*:*:*:*",
"extracted_events": [
{
"fixed": "3.0"
}
]
},
{
"source": "CPE_FIELD",
"cpe": "cpe:2.3:o:siemens:scalance_sc632-2c_firmware:*:*:*:*:*:*:*:*",
"extracted_events": [
{
"fixed": "3.0"
}
]
},
{
"source": "CPE_FIELD",
"cpe": "cpe:2.3:o:siemens:scalance_sc636-2c_firmware:*:*:*:*:*:*:*:*",
"extracted_events": [
{
"fixed": "3.0"
}
]
},
{
"source": "CPE_FIELD",
"cpe": "cpe:2.3:o:siemens:scalance_sc642-2c_firmware:*:*:*:*:*:*:*:*",
"extracted_events": [
{
"fixed": "3.0"
}
]
},
{
"source": "CPE_FIELD",
"cpe": "cpe:2.3:o:siemens:scalance_sc646-2c_firmware:*:*:*:*:*:*:*:*",
"extracted_events": [
{
"fixed": "3.0"
}
]
}
]
}{
"source": "CPE_FIELD",
"cpe": "cpe:2.3:a:busybox:busybox:1.35.0:*:*:*:*:*:*:*",
"extracted_events": [
{
"introduced": "0"
},
{
"last_affected": "1.35.0"
}
]
}