VULNERABILITY INTELLIGENCE

CVE-2018-20718

CVSS score9.8 CRITICAL
EPSS probability3.73%
CISA KEVNot currently listed
Published2019-01-15
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

In Pydio before 8.2.2, an attack is possible via PHP Object Injection because a user is allowed to use the $phpserial$a:0:{} syntax to store a preference. An attacker either needs a "public link" of a file, or access to any unprivileged user account for creation of such a link.

Weakness classification

  • CWE-502: Deserialization of Untrusted Data

Primary references