Vulnerability CVE-2017-16651
Published: 2017-11-09

Description:
Roundcube Webmail before 1.1.10, 1.2.x before 1.2.7, and 1.3.x before 1.3.3 allows unauthorized access to arbitrary files on the host's filesystem, including configuration files, as exploited in the wild in November 2017. The attacker must be able to authenticate at the target system with a valid username/password as the attack requires an active session. The issue is related to file-based attachment plugins and _task=settings&_action=upload-display&_from=timezone requests.

Type:

CWE-552

 (Files or Directories Accessible to External Parties)

CVSS2 => (AV:L/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.6/10
6.4/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Roundcube -> Webmail 
Debian -> Debian linux 

 References:
http://www.securityfocus.com/bid/101793
https://github.com/roundcube/roundcubemail/issues/6026
https://github.com/roundcube/roundcubemail/releases/tag/1.1.10
https://github.com/roundcube/roundcubemail/releases/tag/1.2.7
https://github.com/roundcube/roundcubemail/releases/tag/1.3.3
https://lists.debian.org/debian-lts-announce/2017/11/msg00039.html
https://roundcube.net/news/2017/11/08/security-updates-1.3.3-1.2.7-and-1.1.10
https://www.debian.org/security/2017/dsa-4030
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