cvelist/2017/17xxx/CVE-2017-17439.json
2017-12-29 19:02:35 -05:00

79 lines
2.3 KiB
JSON

{
"CVE_data_meta" : {
"ASSIGNER" : "cve@mitre.org",
"ID" : "CVE-2017-17439",
"STATE" : "PUBLIC"
},
"affects" : {
"vendor" : {
"vendor_data" : [
{
"product" : {
"product_data" : [
{
"product_name" : "n/a",
"version" : {
"version_data" : [
{
"version_value" : "n/a"
}
]
}
}
]
},
"vendor_name" : "n/a"
}
]
}
},
"data_format" : "MITRE",
"data_type" : "CVE",
"data_version" : "4.0",
"description" : {
"description_data" : [
{
"lang" : "eng",
"value" : "In Heimdal through 7.4, remote unauthenticated attackers are able to crash the KDC by sending a crafted UDP packet containing empty data fields for client name or realm. The parser would unconditionally dereference NULL pointers in that case, leading to a segmentation fault. This is related to the _kdc_as_rep function in kdc/kerberos5.c and the der_length_visible_string function in lib/asn1/der_length.c."
}
]
},
"problemtype" : {
"problemtype_data" : [
{
"description" : [
{
"lang" : "eng",
"value" : "n/a"
}
]
}
]
},
"references" : {
"reference_data" : [
{
"url" : "http://www.h5l.org/pipermail/heimdal-discuss/2017-August/000259.html"
},
{
"url" : "http://h5l.org/advisories.html?show=2017-12-08"
},
{
"url" : "http://www.h5l.org/pipermail/heimdal-announce/2017-December/000008.html"
},
{
"url" : "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=878144"
},
{
"url" : "https://github.com/heimdal/heimdal/commit/1a6a6e462dc2ac6111f9e02c6852ddec4849b887"
},
{
"url" : "https://github.com/heimdal/heimdal/issues/353"
},
{
"url" : "https://www.debian.org/security/2017/dsa-4055"
}
]
}
}