Buffer overflow vulnerability exists in Contec RP-WAH-SR Series. If a remote attacker sends a specially crafted request to the product's web service, an arbitrary program may be executed.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact total

Affected Vendors & Products

No data.

No data.

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No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://jvn.jp/en/vu/JVNVU99009004/ cve-icon cve-icon
https://www.contec.com/api/downloadlogger?download=/-/media/Contec/support/security-info/2026/contec_security_fl_26091000_en.pdf cve-icon cve-icon
History

Mon, 14 Sep 2026 12:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Mon, 14 Sep 2026 11:00:00 +0000

Type Values Removed Values Added
Title Remote Code Execution via Buffer Overflow in Contec RP‑WA‑SR Series Web Service

Mon, 14 Sep 2026 07:00:00 +0000

Type Values Removed Values Added
Description Buffer overflow vulnerability exists in Contec RP-WAH-SR Series. If a remote attacker sends a specially crafted request to the product's web service, an arbitrary program may be executed.
Weaknesses CWE-120
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: jpcert

Published:

Updated: 2026-09-14T11:19:49.647Z

Reserved: 2026-08-31T02:30:58.277Z

Link: CVE-2026-82770

cve-icon Vulnrichment

Updated: 2026-09-14T11:14:32.450Z

cve-icon NVD

Status : Received

Published: 2026-09-14T07:17:18.277

Modified: 2026-09-14T12:17:47.113

Link: CVE-2026-82770

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-14T10:45:07Z

Weaknesses