CVE-2015-8770
Description
Directory traversal vulnerability in the set_skin function in program/include/rcmail_output_html.php in Roundcube before 1.0.8 and 1.1.x before 1.1.4 allows remote authenticated users with certain permissions to read arbitrary files or possibly execute arbitrary code via a .. (dot dot) in the _skin parameter to index.php.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
Exploits
Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.
Exploit-DB
Roundcube Webmail 1.1.3 - Directory Traversal
OS impact
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 1.1.4+dfsg.1-1 |
| sid | Fixed | 1.1.4+dfsg.1-1 |
| forky | Fixed | 1.1.4+dfsg.1-1 |
| bullseye | Fixed | 1.1.4+dfsg.1-1 |
| bookworm | Fixed | 1.1.4+dfsg.1-1 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| roundcube | roundcube_webmail | {"endIncluding":"1.0.7"} | |
| roundcube | roundcube_webmail | 1.1.0 | |
| roundcube | roundcube_webmail | 1.1.1 | |
| roundcube | roundcube_webmail | 1.1.2 | |
| roundcube | roundcube_webmail | 1.1.3 | |
References
- http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00028.html
- http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00029.html
- http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00030.html
- http://packetstormsecurity.com/files/135274/Roundcube-1.1.3-Path-Traversal.html
- http://trac.roundcube.net/changeset/10e5192a2b/github
- http://trac.roundcube.net/ticket/1490620
- http://www.debian.org/security/2016/dsa-3541
- http://www.securityfocus.com/archive/1/537304/100/0/threaded
- https://roundcube.net/news/2015/12/26/updates-1.1.4-and-1.0.8-released/
- https://security.gentoo.org/glsa/201603-03
- https://www.exploit-db.com/exploits/39245/
- https://www.htbridge.com/advisory/HTB23283
- https://security-tracker.debian.org/tracker/CVE-2015-8770
CWEs
CWE-22
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.