Use-after-free vulnerability in the mghttpmultipartwaitfor_boundary function in mongoose.c in Cesanta Mongoose Embedded Web Server Library 6.7 and earlier and Mongoose OS 1.2 and earlier allows remote attackers to cause a denial of service (crash) via a multipart/form-data POST request without a MIME boundary string.
{
"unresolved_ranges": [
{
"source": "CPE_FIELD",
"vendor_product": "cesanta:mongoose_os",
"extracted_events": [
{
"last_affected": "1.2"
}
],
"cpes": [
"cpe:2.3:o:cesanta:mongoose_os:*:*:*:*:*:*:*:*"
]
}
]
}