| Name | CVE-2020-15397 |
| Description | HylaFAX+ through 7.0.2 and HylaFAX Enterprise have scripts that execute binaries from directories writable by unprivileged users (e.g., locations under /var/spool/hylafax that are writable by the uucp account). This allows these users to execute code in the context of the user calling these binaries (often root). |
| 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 |
|---|
| hylafax (PTS) | jessie, jessie (lts) | 3:6.0.6-6+deb8u1 | vulnerable |
| stretch (security), stretch (lts), stretch | 3:6.0.6-7+deb9u1 | fixed |
| buster | 3:6.0.6-8.1 | fixed |
| bullseye | 3:6.0.7-3.1 | fixed |
| bookworm | 3:6.0.7-5 | fixed |
| sid, trixie | 3:6.0.7-11 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| hylafax | source | jessie | (unfixed) | end-of-life | | |
| hylafax | source | (unstable) | (not affected) | | | |
Notes
- hylafax <not-affected> (/var/spool/hylafax/bin and /var/spool/hylafax/etc are root-owned in Debian)
https://sourceforge.net/p/hylafax/HylaFAX+/2534/