CVE-2023-51646

MEDIUM EPSS 75.6%
Published Nov 22, 20241y ago · Modified Jun 17, 20261w ago
4.7 CVSS 3.1
Medium
Find Similar
Published Nov 22, 2024 1y ago
Last Modified Jun 17, 2026 1w ago

Description

Allegra uploadSimpleFile 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, the existing authentication mechanism can be bypassed. The specific flaw exists within the uploadSimpleFile 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-22527.

CVSS Details

Base Score
4.7
Exploitability
1.2
Impact
3.4
Vector string
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
Attack Vector Network
Attack Complexity Low
Privileges Required High
User Interaction None
Scope Unchanged
Confidentiality Low
Integrity Low
Availability Low

Threat Intelligence

EPSS Exploit Probability
75.6% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-22 Path Traversal Resource Mgmt

Affected Products 1

VendorProductVersionRange
alltenaallegra* <7.5.1

References 2

  • trackplus.com https://www.trackplus.com/en/service/release-notes-reader/7-5-1-release-notes-2.html
    Release Notes
  • zerodayinitiative.com https://www.zerodayinitiative.com/advisories/ZDI-24-109/
    Third Party Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.