| Name | CVE-2017-1000115 |
| Description | Mercurial prior to version 4.3 is vulnerable to a missing symlink check that can malicious repositories to modify files outside the repository |
| 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-1072-1, DSA-3963-1 |
| NVD severity | medium (attack range: remote) |
| Debian Bugs | 871709 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| mercurial (PTS) | jessie | 3.1.2-2+deb8u4 | fixed |
| jessie (security) | 3.1.2-2+deb8u6 | fixed | |
| stretch (security), stretch | 4.0-1+deb9u1 | fixed | |
| buster | 4.8.2-1 | fixed | |
| sid | 4.9-2 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| mercurial | source | (unstable) | 4.3.1-1 | medium | 871709 | |
| mercurial | source | jessie | 3.1.2-2+deb8u4 | medium | DSA-3963-1 | |
| mercurial | source | stretch | 4.0-1+deb9u1 | medium | DSA-3963-1 | |
| mercurial | source | wheezy | 2.2.2-4+deb7u5 | medium | DLA-1072-1 |
https://www.mercurial-scm.org/wiki/WhatsNew#Mercurial_4.3_.282017-08-10.29
https://www.mercurial-scm.org/repo/hg/rev/47ea28293d30 (test)
https://www.mercurial-scm.org/repo/hg/rev/377e8ddaebef (fix)
3.7 and 4.1 backports available at https://bitbucket.org/atlassian/mercurial/commits/branch/sec-3.7
and https://bitbucket.org/octobus/mercurial-backport/branch/backport-4.1CVE-2017-12777