CVE-2020-36879 json
Flexsense DiskBoss Service Unquoted Service Path Vulnerability
published 2025-12-05 11 mo ago modified 2026-06-17 4 mo ago also EUVD-2020-30825
- cvss
- 8.5
- version 4.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 21%
- public exploits
- 0
- none known
Summary
Flexsense DiskBoss 11.7.28 allows unauthenticated attackers to elevate their privileges using any of its services, enabling remote code execution during startup or reboot with escalated privileges. Attackers can exploit the unquoted service path vulnerability by specifying a malicious service name in the 'sc qc' command, allowing them to execute arbitrary system commands.
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 11 mo ago
Exploit prediction
0.29% chance of exploitation in the next 30 days, higher than 21% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- exploit-db.com https://www.exploit-db.com/exploits/49022 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 8.5 | CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N |
| CNA | 4.0 | 8.5 | CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
Affected products
- Flexsense DiskBoss
- Flexsense DiskBoss Pro
- Flexsense DiskBoss Ultimate
- Flexsense DiskBoss Server
- Flexsense DiskBoss Enterprise
Classification
- Weakness
-
- CWE-428 Unquoted Search Path or Element
References
-
exploit-db.com
/exploits/49022
exploit
-
diskboss.com
/
product
-
diskboss.com
/downloads.html
product
-
vulncheck.com
/advisories/flexsense-diskboss-service-unquoted-service-path-vulnerability
third-party-advisory
Sources
- CVE List CVE-2020-36879
- NVD CVE-2020-36879
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.