In Dovecot before 2.2.36.3 and 2.3.x before 2.3.5.1, a local attacker can cause a buffer overflow in the indexer-worker process, which can be used to elevate to root. This occurs because of missing checks in the fts and pop3-uidl components.
{
"unresolved_ranges": [
{
"source": "CPE_FIELD",
"cpe": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*",
"extracted_events": [
{
"last_affected": "14.04"
}
]
},
{
"source": "CPE_FIELD",
"cpe": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*",
"extracted_events": [
{
"last_affected": "16.04"
}
]
},
{
"source": "CPE_FIELD",
"cpe": "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*",
"extracted_events": [
{
"last_affected": "18.04"
}
]
},
{
"source": "CPE_FIELD",
"cpe": "cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*",
"extracted_events": [
{
"last_affected": "18.10"
}
]
},
{
"source": "CPE_FIELD",
"cpe": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
"extracted_events": [
{
"last_affected": "8.0"
}
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},
{
"source": "CPE_FIELD",
"cpe": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
"extracted_events": [
{
"last_affected": "9.0"
}
]
},
{
"source": "CPE_FIELD",
"cpe": "cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*",
"extracted_events": [
{
"last_affected": "15.0"
}
]
},
{
"source": "CPE_FIELD",
"cpe": "cpe:2.3:o:opensuse:leap:42.3:*:*:*:*:*:*:*",
"extracted_events": [
{
"last_affected": "42.3"
}
]
}
]
}{
"source": "CPE_FIELD",
"cpe": "cpe:2.3:a:dovecot:dovecot:*:*:*:*:*:*:*:*",
"extracted_events": [
{
"introduced": "0"
},
{
"fixed": "2.2.36.3"
},
{
"introduced": "2.3.0"
},
{
"fixed": "2.3.5.1"
}
]
}