| Name | CVE-2007-5686 |
| Description | initscripts in rPath Linux 1 sets insecure permissions for the /var/log/btmp file, which allows local users to obtain sensitive information regarding authentication attempts. NOTE: because sshd detects the insecure permissions and does not log certain events, this also prevents sshd from logging failed authentication attempts by remote attackers. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| shadow (PTS) | jessie, jessie (lts) | 1:4.2-3+deb8u5 | vulnerable |
| stretch (security) | 1:4.4-4.1+deb9u1 | vulnerable |
| stretch (lts), stretch | 1:4.4-4.1+deb9u2 | vulnerable |
| buster, buster (lts) | 1:4.5-1.1+deb10u1 | vulnerable |
| bullseye | 1:4.8.1-1 | vulnerable |
| bookworm | 1:4.13+dfsg1-1 | vulnerable |
| sid, trixie | 1:4.16.0-7 | vulnerable |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| shadow | source | (unstable) | (unfixed) | unimportant | | |
Notes
See #290803, on Debian LOG_UNKFAIL_ENAB in login.defs is set to no so
unknown usernames are not recorded on login failures