CVE-2018-0500
9.8
CRITICAL
CVSS 3.1
EPSS 1.2%
Description
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).
How to fix CVE-2018-0500
To remediate CVE-2018-0500, upgrade the affected package to a fixed version below.
- Alpine/curl—upgrade to 7.61.0-r0 or later
- —upgrade to 7.61.0-1 or later
Is CVE-2018-0500 being exploited?
Low — EPSS is 1.2%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 7.61.0-r0
- from 0, < 7.61.0-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |