Hereta ETH-IMC408M CSRF via Configuration Setup
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Active
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Tampering
- Confidentiality · integrity · availability
- None · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-352.
Summary
Hereta ETH-IMC408M firmware version 1.0.15 and prior contain a cross-site request forgery vulnerability that allows attackers to modify device configuration by exploiting missing CSRF protections in setup.cgi. Attackers can host malicious pages that submit forged requests using automatically-included HTTP Basic Authentication credentials to add RADIUS accounts, alter network settings, or trigger diagnostics.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
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 |
|---|---|---|---|---|---|
| Shenzhen Hereta Technology Co., Ltd. | Hereta ETH-IMC408M | up to 1.0.15 | — | No fix listed | CNA |
- Hereta ETH-IMC408M VendorShenzhen Hereta Technology Co., Ltd. Affected up to 1.0.15 Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:hereta:eth-imc408m_firmware:*:*:*:*:*:*:*:* | up to 1.0.15 | Vulnerable | Shenzhen Hereta Technology Co., Ltd. |
| cpe:2.3:h:hereta:eth-imc408m:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Shenzhen Hereta Technology Co., Ltd. |
- cpe:2.3:o:hereta:eth-imc408m_firmware:*:*:*:*:*:*:*:* Versions up to 1.0.15 Vulnerable ·Shenzhen Hereta Technology Co., Ltd.
- cpe:2.3:h:hereta:eth-imc408m:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Shenzhen Hereta Technology Co., Ltd.
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-29521
- 2026-10-03 Alias added: GHSA-3cmm-8xw2-c67r
References
More Shenzhen Hereta Technology Co., Ltd. Eth-imc408m Firmware vulnerabilities
- TI-2026-23335 Hereta ETH-IMC408M Reflected XSS via ping_ipaddr Parameter CVSS 4.0MEDIUM 5.1
- TI-2026-23329 Hereta ETH-IMC408M Stored XSS via Device Location CVSS 4.0MEDIUM 5.1
- TI-2026-23328 Hereta ETH-IMC408M Stored XSS via Device Name CVSS 4.0MEDIUM 5.1
Sources
- CVE-2026-29521 · CVE Program
- CVE-2026-29521 · NVD
- FIRST EPSS
- GHSA-3cmm-8xw2-c67r · 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