VULNERABILITY INTELLIGENCE

CVE-2017-16651

CVSS score7.8 HIGH
EPSS probability45.74%
CISA KEVKnown exploited vulnerability
Published2017-11-09
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Known Exploited Vulnerability

Roundcube Webmail File Disclosure Vulnerability

Vendor / product: Roundcube / Roundcube Webmail

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.

Weakness classification

  • CWE-552: Files or Directories Accessible to External Parties

Primary references