synced 7 MIN AGO
01 Record

CVE-2026-4622

OS Command Injection vulnerability in NEC Platforms, Ltd. Aterm Series allows a attacker to execute arbitrary OS commands via network.

HighPUBLISHEDCNA: NEC
CNA base score7.1 CVSS v4.0CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

02 Description

OS Command Injection vulnerability in NEC Platforms, Ltd. Aterm Series allows a attacker to execute arbitrary OS commands via network.

03 Exploitation and scoring

Exploitation
Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
SSVC decision
  • ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
  • AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
  • Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
0.87% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 58.8% of scored records. A rank, not a probability.
NVD base score
7.1 (CVSS v4.0), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:A/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
NVD analysis status
Analyzed. NVD last modified this record on 2026-10-26.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2026-03-27 11:53Z7 MO AGO
Last updated
2026-04-10 04:14Z6 MO AGO
Reserved
2026-03-23
Assigning CNA
NEC
Record state
PUBLISHED
Severity
High (CVSS 7.1)
CNA CVSS vector
CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Weaknesses
  • CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')Base
Data version
5.2
Document digest
67ccf82fe8cf95c981257ea44ef54dec2a718099677ce01e3997cab90d49d9ac

05 Affected products

VendorProductVersionsPlatforms
NEC Platforms, Ltd.Aterm WG2600HSBefore Ver. 1.7.2—
NEC Platforms, Ltd.Aterm WF1200CRBefore Ver. 1.6.0—
NEC Platforms, Ltd.Aterm WG1200CRBefore Ver. 1.5.0—
NEC Platforms, Ltd.Aterm WG2600HP4Before Ver. 1.4.2—
NEC Platforms, Ltd.Aterm WG2600HM4Before Ver. 1.4.2—
NEC Platforms, Ltd.Aterm WG2600HS2Before Ver. 1.3.2—
NEC Platforms, Ltd.Aterm WX3000HPBefore Ver. 2.5.0—
NEC Platforms, Ltd.Aterm WX3000HP2Before Ver. 1.3.2—
NEC Platforms, Ltd.Aterm GB1200PEBefore Ver. 1.3.1—

06 References