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-rw-r--r--modules/pam_exec/README3
1 files changed, 3 insertions, 0 deletions
diff --git a/modules/pam_exec/README b/modules/pam_exec/README
index a0a47f2d..a17343bd 100644
--- a/modules/pam_exec/README
+++ b/modules/pam_exec/README
@@ -12,6 +12,9 @@ environment variables: PAM_RHOST, PAM_RUSER, PAM_SERVICE, PAM_TTY, PAM_USER and
PAM_TYPE, which contains one of the module types: account, auth, password,
open_session and close_session.
+Commands called by pam_exec need to be aware of that the user can have controll
+over the environment.
+
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