Is CVE-2015-2856 actively exploited?

CVE-2015-2856 has no public evidence of in-the-wild exploitation as of 2025-04-20.

What is the CVSS score for CVE-2015-2856?

CVE-2015-2856 has a CVSS score of 7.5 (HIGH severity). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

How do I patch CVE-2015-2856?

Patch guidance is available from accellion security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2015-2856.

Which products are affected by CVE-2015-2856?

1 product: accellion file transfer appliance.

Fix CVE-2015-2856 - HIGH accellion file transfer appliance

Description

Directory traversal vulnerability in the template function in function.inc in Accellion File Transfer Appliance devices before FTA_9_11_210 allows remote attackers to read arbitrary files via a .. (dot dot) in the statecode cookie.

CVSS Metrics

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector: network
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: none
Availability: none
Weaknesses: CWE-22 · Path Traversal

Metadata

Primary Vendor: ACCELLION
Published: 10/10/2017
Last Modified: 4/20/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2015-2856

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary