Heap-based Buffer Overflow in Curl SMTP Escape EOB Function

CVE-2018-0500 · HIGH Severity

AV:N/AC:L/AU:N/C:P/I:P/A:P

Curl_smtp_escape_eob in lib/smtp.c in curl 7.54.1 to and including curl 7.60.0 has a heap-based buffer overflow that might be exploitable by an attacker who can control the data that curl transmits over SMTP with certain settings (i.e., use of a nonstandard --limit-rate argument or CURLOPT_BUFFERSIZE value).

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