AI Score
Confidence
High
EPSS
Percentile
71.6%
Net::SMTP in Ruby before 2.4.0 is vulnerable to SMTP command injection via CRLF sequences in a RCPT TO or MAIL FROM command, as demonstrated by CRLF sequences immediately before and after a DATA substring.
www.mbsd.jp/Whitepaper/smtpi.pdf
github.com/ruby/ruby/commit/0827a7e52ba3d957a634b063bf5a391239b9ffee
github.com/rubysec/ruby-advisory-db/issues/215
hackerone.com/reports/137631
lists.debian.org/debian-lts-announce/2018/07/msg00012.html
www.debian.org/security/2017/dsa-3966