Unquoted Service Path Vulnerability in Flexsense DiskBoss by Flexsense
CVE-2020-36879

8.5HIGH

Key Information:

Vendor

Flexsense

Status
Diskboss
Diskboss Pro
Diskboss Ultimate
Diskboss Server
Vendor
CVE Published:
5 December 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2020-36879?

Flexsense DiskBoss 11.7.28 has a vulnerability that allows unauthenticated attackers to escalate privileges through unquoted service paths. This exploitation occurs when attackers name a malicious service in the 'sc qc' command, which can lead to remote code execution during system startup or reboot. The flaw enables unauthorized commands to be executed, potentially compromising system integrity.

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Affected Version(s)

DiskBoss 11.7.28

DiskBoss Enterprise 11.7.28

DiskBoss Pro 11.7.28

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2020-36879 - Proof of Concept

References

https://www.exploit-db.com/exploits/49022
exploit
https://www.diskboss.com/
product
https://www.diskboss.com/downloads.html
product

CVSS V4

Score:
8.5
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Mohammed Alshehri, m507
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