SB2016122002 - Information disclosure in Exim
Published: December 20, 2016 Updated: December 25, 2016
Security Bulletin ID
SB2016122002
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Information disclosure (CVE-ID: CVE-2016-9963)
The vulnerability allows a remote attacker to obtain potentially sensitive information.
The vulnerability exists due to usage of incorrect buffer when displaying error message for DATA command in src/src/transports/smtp.c file. A remote unauthenticated attacker can send a specially crafted SMTP command and obtain potentially sensitive information, such as DKIM key.
Remediation
Install update from vendor's website.