Unrestricted file upload in EFM ipTIME NAS
Priority LOW 35CWE-434Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-434.
Summary
The ipTIME NAS product allows an arbitrary file upload vulnerability in the Manage Bulletins/Upload feature, which can be leveraged to gain remote code execution. This issue affects: pTIME NAS 1.4.36.
Why it matters now
EPSS 0.00525 44th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| EFM | ipTIME NAS | 1.4.36 | — | No fix listed | CNA |
- ipTIME NAS VendorEFM Affected 1.4.36 Fixed in — No fix listed CNA
CPE configurations NVD · 18
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:iptime:nas-i_firmware:*:*:*:*:*:*:*:* | before 1.4.36 | Vulnerable | EFM |
| cpe:2.3:h:iptime:nas-i:-:*:*:*:*:*:*:* | not specified by NVD | Running on | EFM |
| cpe:2.3:o:iptime:nas-ii_firmware:*:*:*:*:*:*:*:* | before 1.4.36 | Vulnerable | EFM |
| cpe:2.3:h:iptime:nas-ii:-:*:*:*:*:*:*:* | not specified by NVD | Running on | EFM |
| cpe:2.3:o:iptime:nas-iie_firmware:*:*:*:*:*:*:*:* | before 1.4.36 | Vulnerable | EFM |
| cpe:2.3:h:iptime:nas-iie:-:*:*:*:*:*:*:* | not specified by NVD | Running on | EFM |
| cpe:2.3:o:iptime:nas101_firmware:*:*:*:*:*:*:*:* | before 1.4.36 | Vulnerable | EFM |
| cpe:2.3:h:iptime:nas101:-:*:*:*:*:*:*:* | not specified by NVD | Running on | EFM |
| cpe:2.3:o:iptime:nas1dual_firmware:*:*:*:*:*:*:*:* | before 1.4.36 | Vulnerable | EFM |
| cpe:2.3:h:iptime:nas1dual:-:*:*:*:*:*:*:* | not specified by NVD | Running on | EFM |
- cpe:2.3:o:iptime:nas-i_firmware:*:*:*:*:*:*:*:* Versions before 1.4.36 Vulnerable ·EFM
- cpe:2.3:h:iptime:nas-i:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·EFM
- cpe:2.3:o:iptime:nas-ii_firmware:*:*:*:*:*:*:*:* Versions before 1.4.36 Vulnerable ·EFM
- cpe:2.3:h:iptime:nas-ii:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·EFM
- cpe:2.3:o:iptime:nas-iie_firmware:*:*:*:*:*:*:*:* Versions before 1.4.36 Vulnerable ·EFM
- cpe:2.3:h:iptime:nas-iie:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·EFM
- cpe:2.3:o:iptime:nas101_firmware:*:*:*:*:*:*:*:* Versions before 1.4.36 Vulnerable ·EFM
- cpe:2.3:h:iptime:nas101:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·EFM
- cpe:2.3:o:iptime:nas1dual_firmware:*:*:*:*:*:*:*:* Versions before 1.4.36 Vulnerable ·EFM
- cpe:2.3:h:iptime:nas1dual:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·EFM
Show 8 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:iptime:nas2dual_firmware:*:*:*:*:*:*:*:* | before 1.4.36 | Vulnerable | EFM |
| cpe:2.3:h:iptime:nas2dual:-:*:*:*:*:*:*:* | not specified by NVD | Running on | EFM |
| cpe:2.3:o:iptime:nas3_firmware:*:*:*:*:*:*:*:* | before 1.4.36 | Vulnerable | EFM |
| cpe:2.3:h:iptime:nas3:-:*:*:*:*:*:*:* | not specified by NVD | Running on | EFM |
| cpe:2.3:o:iptime:nas4_firmware:*:*:*:*:*:*:*:* | before 1.4.36 | Vulnerable | EFM |
| cpe:2.3:h:iptime:nas4:-:*:*:*:*:*:*:* | not specified by NVD | Running on | EFM |
| cpe:2.3:o:iptime:nas4dual_firmware:*:*:*:*:*:*:*:* | before 1.4.36 | Vulnerable | EFM |
| cpe:2.3:h:iptime:nas4dual:-:*:*:*:*:*:*:* | not specified by NVD | Running on | EFM |
- cpe:2.3:o:iptime:nas2dual_firmware:*:*:*:*:*:*:*:* Versions before 1.4.36 Vulnerable ·EFM
- cpe:2.3:h:iptime:nas2dual:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·EFM
- cpe:2.3:o:iptime:nas3_firmware:*:*:*:*:*:*:*:* Versions before 1.4.36 Vulnerable ·EFM
- cpe:2.3:h:iptime:nas3:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·EFM
- cpe:2.3:o:iptime:nas4_firmware:*:*:*:*:*:*:*:* Versions before 1.4.36 Vulnerable ·EFM
- cpe:2.3:h:iptime:nas4:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·EFM
- cpe:2.3:o:iptime:nas4dual_firmware:*:*:*:*:*:*:*:* Versions before 1.4.36 Vulnerable ·EFM
- cpe:2.3:h:iptime:nas4dual:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·EFM
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-7847
- 2026-10-03 Alias added: GHSA-vwm9-4mjh-m96x
References
More EFM Nas-i Firmware vulnerabilities
- TI-2021-08338 IPTIME NAS2dual improper authentication vulnerability CVSS 3.1HIGH 7.5
Sources
- CVE-2020-7847 · CVE Program
- CVE-2020-7847 · NVD
- FIRST EPSS
- GHSA-vwm9-4mjh-m96x · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences