OS command injection in NEC Corporation Aterm series
Priority LOW 36CWE-78Published · 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-78.
Summary
Aterm series (Aterm WF1200C firmware Ver1.2.1 and earlier, Aterm WG1200CR firmware Ver1.2.1 and earlier, Aterm WG2600HS firmware Ver1.3.2 and earlier) allows an authenticated attacker on the same network segment to execute arbitrary OS commands with root privileges via management screen.
Why it matters now
EPSS 0.0087 59th 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 |
|---|---|---|---|---|---|
| NEC Corporation | Aterm series | Aterm WF1200C firmware Ver1.2.1 and earlier, Aterm WG1200CR firmware Ver1.2.1 and earlier, Aterm WG2600HS firmware Ver1.3.2 and earlier | — | No fix listed | CNA |
- Aterm series VendorNEC Corporation Affected Aterm WF1200C firmware Ver1.2.1 and earlier, Aterm WG1200CR firmware Ver1.2.1 and earlier, Aterm WG2600HS firmware Ver1.3.2 and earlier Fixed in — No fix listed CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:nec:aterm_wg2600hs_firmware:*:*:*:*:*:*:*:* | up to 1.3.2 | Vulnerable | NEC Corporation |
| cpe:2.3:h:nec:aterm_wg2600hs:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NEC Corporation |
| cpe:2.3:o:nec:aterm_wf1200c_firmware:*:*:*:*:*:*:*:* | up to 1.2.1 | Vulnerable | NEC Corporation |
| cpe:2.3:h:nec:aterm_wf1200c:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NEC Corporation |
| cpe:2.3:o:nec:aterm_wg1200cr_firmware:*:*:*:*:*:*:*:* | up to 1.2.1 | Vulnerable | NEC Corporation |
| cpe:2.3:h:nec:aterm_wg1200cr:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NEC Corporation |
- cpe:2.3:o:nec:aterm_wg2600hs_firmware:*:*:*:*:*:*:*:* Versions up to 1.3.2 Vulnerable ·NEC Corporation
- cpe:2.3:h:nec:aterm_wg2600hs:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NEC Corporation
- cpe:2.3:o:nec:aterm_wf1200c_firmware:*:*:*:*:*:*:*:* Versions up to 1.2.1 Vulnerable ·NEC Corporation
- cpe:2.3:h:nec:aterm_wf1200c:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NEC Corporation
- cpe:2.3:o:nec:aterm_wg1200cr_firmware:*:*:*:*:*:*:*:* Versions up to 1.2.1 Vulnerable ·NEC Corporation
- cpe:2.3:h:nec:aterm_wg1200cr:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NEC Corporation
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-5525
- 2026-10-03 Alias added: GHSA-m46c-jxp2-97p9
References
More NEC Corporation Aterm Wf1200c Firmware vulnerabilities
- TI-2020-04494 OS command injection in NEC Corporation Aterm series CVSS 3.1HIGH 8.8
Sources
- CVE-2020-5525 · CVE Program
- CVE-2020-5525 · NVD
- FIRST EPSS
- GHSA-m46c-jxp2-97p9 · GitHub Advisory Database · CC BY 4.0
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