CVE-2016-9963

Description

Exim before 4.87.1 might allow remote attackers to obtain the private DKIM signing key via vectors related to log files and bounce messages.

Category

5.9
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 1.68% Top 20%
Vendor Advisory debian.org Vendor Advisory ubuntu.com Vendor Advisory exim.org Vendor Advisory exim.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.debian.org/security/2016/dsa-3747 third party advisory vendor advisory
http://www.exim.org/static/doc/CVE-2016-9963.txt mitigation vendor advisory
http://www.ubuntu.com/usn/USN-3164-1 third party advisory vendor advisory
https://bugs.exim.org/show_bug.cgi?id=1996 issue tracking vendor advisory mitigation
http://www.securitytracker.com/id/1037484 vdb entry third party advisory
http://www.securityfocus.com/bid/94947 vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2016-9963?
CVE-2016-9963 has been scored as a medium severity vulnerability.
How to fix CVE-2016-9963?
To fix CVE-2016-9963, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2016-9963 being actively exploited in the wild?
It is possible that CVE-2016-9963 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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