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Auto-merge PR#1324
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CVE Team 2021-04-13 02:50:18 -04:00 committed by GitHub
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{
"data_type": "CVE",
"data_format": "MITRE",
"data_version": "4.0",
"CVE_data_meta": {
"ASSIGNER": "security@apache.org",
"ID": "CVE-2021-29425",
"ASSIGNER": "cve@mitre.org",
"STATE": "RESERVED"
"STATE": "PUBLIC",
"TITLE": "Possible limited path traversal vulnerabily in Apache Commons IO "
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Apache Commons IO",
"version": {
"version_data": [
{
"version_affected": "=",
"version_name": "Apache Commons IO",
"version_value": "2.2"
},
{
"version_affected": "=",
"version_name": "Apache Commons IO",
"version_value": "2.3"
},
{
"version_affected": "=",
"version_name": "Apache Commons IO",
"version_value": "2.4"
},
{
"version_affected": "=",
"version_name": "Apache Commons IO",
"version_value": "2.5"
},
{
"version_affected": "=",
"version_name": "Apache Commons IO",
"version_value": "2.6"
}
]
}
}
]
},
"vendor_name": "Apache Software Foundation"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided."
"value": "In Apache Commons IO before 2.7, When invoking the method FileNameUtils.normalize with an improper input string, like \"//../foo\", or \"\\\\..\\foo\", the result would be the same value, thus possibly providing access to files in the parent directory, but not further above (thus \"limited\" path traversal), if the calling code would use the result to construct a path value.\n\n"
}
]
}
}
},
"generator": {
"engine": "Vulnogram 0.0.9"
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "CWE-20 Improper Input Validation"
}
]
}
]
},
"references": {
"reference_data": [
{
"refsource": "CONFIRM",
"url": "https://issues.apache.org/jira/browse/IO-556"
},
{
"refsource": "CONFIRM",
"url": "https://lists.apache.org/thread.html/rc359823b5500e9a9a2572678ddb8e01d3505a7ffcadfa8d13b8780ab%40%3Cuser.commons.apache.org%3E"
}
]
},
"source": {
"defect": [
"IO-556",
"IO-559"
],
"discovery": "UNKNOWN"
},
"work_around": [
{
"lang": "eng",
"value": "Neither the method in question (FileNameUtils.normalize) nor any methods, that invoke it, do actually access any files. There's only a string returned, from which a path can be constructed. In other words, a possible workaround would be not passing any unsafe input to FileNameUtils.normalize.\n "
},
{
"lang": "eng",
"value": "Upgrade to Apache Commons IO 2.7, or later, where the same method returns the value null, as an indication of \"invalid input\".\n"
}
]
}