id: GO-2021-0178
modules:
    - module: std
      versions:
        - introduced: 1.1.0-0
          fixed: 1.8.4
        - introduced: 1.9.0-0
          fixed: 1.9.1
      vulnerable_at: 1.9.0
      packages:
        - package: net/smtp
          symbols:
            - plainAuth.Start
          skip_fix: 'TODO: revisit this reason (fix appears to not work with Go <1.18)'
summary: Cleartext transmission of credentials in net/smtp
description: |-
    SMTP clients using net/smtp can use the PLAIN authentication scheme on network
    connections not secured with TLS, exposing passwords to man-in-the-middle SMTP
    servers.
published: 2022-01-07T20:35:00Z
cves:
    - CVE-2017-15042
credits:
    - Stevie Johnstone
references:
    - fix: https://go.dev/cl/68170
    - fix: https://go.googlesource.com/go/+/ec3b6131de8f9c9c25283260c95c616c74f6d790
    - report: https://go.dev/issue/22134
    - web: https://groups.google.com/g/golang-dev/c/RinSE3EiJBI/m/kYL7zb07AgAJ