| Name | CVE-2009-5023 |
| Description | The (1) dshield.conf, (2) mail-buffered.conf, (3) mynetwatchman.conf, and (4) mynetwatchman.conf actions in action.d/ in Fail2ban before 0.8.5 allows local users to write to arbitrary files via a symlink attack on temporary files with predictable names, as demonstrated by /tmp/fail2ban-mail.txt. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 544232 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| fail2ban (PTS) | buster | 0.10.2-2.1 | fixed |
| bullseye | 0.11.2-2 | fixed | |
| bookworm | 1.0.2-2 | fixed | |
| sid, trixie | 1.0.2-3 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| fail2ban | source | squeeze | 0.8.4-3+squeeze1 | |||
| fail2ban | source | (unstable) | 0.8.4+svn20110323-1 | low | 544232 |
[lenny] - fail2ban <no-dsa> (Minor issue)