CVE-2023-52333CWE-22

Allegra saveFile Directory Traversal Remote Code Execution Vulnerability

Critical · published November 22, 2024

CVSS v3.0
9.8
EPSS
2%
Percentile
79.6
In the wild
Unconfirmed
What it is

Allegra saveFile Directory Traversal Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Allegra. Although authentication is required to exploit this vulnerability, product implements a registration mechanism that can be used to create a user with a sufficient privilege level.

The specific flaw exists within the saveFile method. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of LOCAL SERVICE. Was ZDI-CAN-22548.

The record
Technical detail
CVSS v3.0
9.8 · CRITICAL
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.01907 · 79.6th percentile
Weakness
CWE-22 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Published
2024-11-22T20:05Z
EPSS history
Timeline
  • 22 NOV 20:05Z
    Allegra saveFile Directory Traversal Remote Code Execution Vulnerability
    cvelistv5