Buffer overflow in Contec Co., Ltd. RP-WAH-SR1
Priority MEDIUM 41CWE-120Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-120 and the CVSS impact.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00655 51st percentileScored 2026-11-07
Fix Fixed RP-WAH-SR1 (Contec Co., Ltd.): 1.03RP-WAH-SR2 (Contec Co., Ltd.): 1.03+2 more products
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Contec Co., Ltd. | RP-WAH-SR1 | before 1.03 | 1.03 | Patch available | CNA |
| Contec Co., Ltd. | RP-WAH-SR2 | before 1.03 | 1.03 | Patch available | CNA |
| Contec Co., Ltd. | RP-WAH-SR12 | before 1.02 | 1.02 | Patch available | CNA |
| Contec Co., Ltd. | RP-WAH-SR22 | before 1.02 | 1.02 | Patch available | CNA |
- RP-WAH-SR1 VendorContec Co., Ltd. Affected before 1.03 Fixed in 1.03 Patch available CNA
- RP-WAH-SR2 VendorContec Co., Ltd. Affected before 1.03 Fixed in 1.03 Patch available CNA
- RP-WAH-SR12 VendorContec Co., Ltd. Affected before 1.02 Fixed in 1.02 Patch available CNA
- RP-WAH-SR22 VendorContec Co., Ltd. Affected before 1.02 Fixed in 1.02 Patch available CNA
Remediation
- Fix · CNA RP-WAH-SR1 (Contec Co., Ltd.) Fixed in 1.03
- Fix · CNA RP-WAH-SR2 (Contec Co., Ltd.) Fixed in 1.03
- Fix · CNA RP-WAH-SR12 (Contec Co., Ltd.) Fixed in 1.02
- Fix · CNA RP-WAH-SR22 (Contec Co., Ltd.) Fixed in 1.02
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Contec RP-WAH-SR1, RP-WAH-SR12 and 2 more products 1.02, 1.03
3 records Highest priority Priority MEDIUM 1 MEDIUM, 2 LOW
Other records, highest priority first
- TI-2026-57082 Cross-site request forgery in Contec Co., Ltd. FXA5000Priority LOW 23
- TI-2026-57087 Cross-site scripting in Contec Co., Ltd. RP-WAH-SR1Priority LOW 22
Timeline
- 2026-10-02 Threatist record created from CVE-2026-82770
- 2026-10-03 Alias added: GHSA-285c-6p9m-6x4p
- 2026-10-13 EPSS moved to the 50th–90th percentile
References
More Contec Co., Ltd. vulnerabilities
- TI-2022-11821 SolarView Compact ver.6.00 was discovered to contain a command injection vulnerability via conf_mail.php. KEVCVSS 3.1CRITICAL 9.8
- TI-2023-09196 There is a command injection vulnerability in SolarView Compact through 6.00, attackers… CVSS 3.1CRITICAL 9.8
- TI-2022-21852 OS command injection in Contec Co., Ltd. CONPROSYS HMI System CVSS 3.1CRITICAL 9.8
- TI-2023-14072 SolarView Compact <= 6.0 is vulnerable to Insecure Permissions. CVSS 3.1CRITICAL 9.8
- TI-2022-21787 SolarView Compact 4.0 and 5.0 is vulnerable to Unrestricted File Upload via a crafted php file. CVSS 3.1CRITICAL 9.8
- TI-2022-19462 SolarView Compact 6.00 was discovered to contain a command injection vulnerability via network_test.php CVSS 3.1CRITICAL 9.8
Sources
- CVE-2026-82770 · CVE Program
- CVE-2026-82770 · NVD
- FIRST EPSS
- GHSA-285c-6p9m-6x4p · 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