| Name | CVE-2016-9566 |
| Description | base/logging.c in Nagios Core before 4.2.4 allows local users with access to an account in the nagios group to gain root privileges via a symlink attack on the log file. NOTE: this can be leveraged by remote attackers using CVE-2016-9565. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more) |
| References | DLA-1615-1, DLA-751-1 |
| NVD severity | high (attack range: local) |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| icinga (PTS) | jessie | 1.11.6-1 | vulnerable |
| stretch | 1.13.4-2 | fixed | |
| buster, bullseye, sid | 1.14.2+ds-3 | fixed | |
| nagios3 (PTS) | jessie | 3.5.1.dfsg-2 | vulnerable |
| jessie (security) | 3.5.1.dfsg-2+deb8u1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| icinga | source | (unstable) | 1.13.4-1 | high | ||
| nagios3 | source | (unstable) | (unfixed) | high | ||
| nagios3 | source | jessie | 3.5.1.dfsg-2+deb8u1 | high | DLA-1615-1 | |
| nagios3 | source | wheezy | 3.4.1-3+deb7u3 | high | DLA-751-1 |
[wheezy] - nagios3 <no-dsa> (Minor issue)
https://github.com/NagiosEnterprises/nagioscore/commit/c29557dec91eba2306f5fb11b8da4474ba63f8c4
https://legalhackers.com/advisories/Nagios-Exploit-Root-PrivEsc-CVE-2016-9566.html
nagios < 3.5 is not vulnerable through the regular logfile, but through the debug logfile
[jessie] - icinga <no-dsa> (Minor issue)
[wheezy] - icinga <no-dsa> (Minor issue)
https://dev.icinga.com/issues/13709
https://github.com/Icinga/icinga-core/commit/a0eb8471673b6b1e9b37e1b7b91151aa00bedb65
https://github.com/Icinga/icinga-core/commit/e0f55bc9b17ef1db9aed7393fc34576a5b9501f0