---
id: CVE-2023-27169
title: >-
  Xpand IT Write-back manager v2.3.1 uses a hardcoded salt in license class
  configuration which leads to the generation of a hardcoded and predictable
  symmetric encryption keys for license generation and validation.
summary: >-
  Xpand IT Write-back manager v2.3.1 uses a hardcoded salt in license class
  configuration which leads to the generation of a hardcoded and predictable
  symmetric encryption keys for license generation and validation.
severity: medium
cvss: 6.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N'
cwe:
  - CWE-798
vendor: xpand-it
product: write-back_manager
affected:
  - write-back_manager = 2.3.1
published: '2023-09-12'
updated: '2026-09-16'
sourceUpdated: '2026-09-16T20:17:19.963'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2023-27169'
references:
  - url: 'https://balwurk.com'
    label: cve@mitre.org
  - url: 'https://balwurk.com/cve-use-of-hard-coded-cryptographic-key/'
    label: cve@mitre.org
  - url: 'https://ghostline.neocities.org/CVE-2023-27169/'
    label: cve@mitre.org
  - url: 'https://writeback4t.com'
    label: cve@mitre.org
  - url: 'https://www.xpand-it.com'
    label: cve@mitre.org
  - url: 'https://balwurk.com'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://balwurk.com/cve-use-of-hard-coded-cryptographic-key/'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://writeback4t.com'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://www.xpand-it.com'
    label: af854a3a-2127-422b-91ae-364da2661108
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2024-09-26T16:11:50.283284Z'
epss: 0.0032
epssPercentile: 0.22329
ingestedAt: '2026-09-16T20:03:30.759Z'
---

## Overview

Xpand IT Write-back manager v2.3.1 uses a hardcoded salt in license class configuration which leads to the generation of a hardcoded and predictable symmetric encryption keys for license generation and validation.

## Affected

- `write-back_manager = 2.3.1`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.