| Name | 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. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-762-1, DSA-3747-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| exim4 (PTS) | buster | 4.92-8+deb10u6 | fixed |
| buster (security) | 4.92-8+deb10u9 | fixed |
| bullseye (security), bullseye | 4.94.2-7+deb11u2 | fixed |
| bookworm, bookworm (security) | 4.96-15+deb12u4 | fixed |
| trixie | 4.97-5 | fixed |
| sid | 4.97-8 | fixed |
The information below is based on the following data on fixed versions.
Notes
https://bugs.exim.org/show_bug.cgi?id=1996
https://www.openwall.com/lists/oss-security/2016/12/16/1
https://exim.org/static/doc/CVE-2016-9963.txt