sSMTP contains a flaw that may allow a malicious user to gain the privileges of the ssmtp process. The issue is triggered when untrusted values in the functions log_event() is passed to printf-like functions as format strings. It is possible that the flaw may allow remote mail relay to gain the privileges of the ssmtp process resulting in a loss of confidentiality and/or integrity.
Classification
Location:
Local Access Required
Attack Type:
Input Manipulation
Impact:
Loss of Confidentiality,
Loss of Integrity
Exploit:
Exploit Unknown
Solution
Currently, there are no known upgrades, patches, or workarounds available to correct this issue.