high8.4
CVE-2026-102212
Heap-based buffer overflow in Opengear IM72XX, CM71XX, and ACM70XX firmware versions 4.8.0 through 5.5.2 on console server appliances allows an unauthenticated…
Impact
Heap-based buffer overflow in Opengear IM72XX, CM71XX, and ACM70XX firmware versions 4.8.0 through 5.5.2 on console server appliances allows an unauthenticated remote attacker to crash the index.cgi process via a crafted multipart/form-data POST request containing an overlong Content-Disposition name field.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Opengear | IM7200 | Version 4.8 ≤5.5.2 |
| Opengear | ACM7000 | Version 4.8 ≤5.5.2 |
| Opengear | CM7100 | Version 4.8 ≤5.5.2 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/advisories/GHSA-6gjc-q635-685r
- https://nvd.nist.gov/vuln/detail/CVE-2026-102212
- https://portal.opengear.com/customerservice/s/article/CVE-2026-102212-Opengear-Console-Server-Buffer-Overflow-to-RCE
- https://portal.opengear.com/customerservice/s/article/Release-Notification-Firmware-Version-5-5-3-is-Now-Generally-Available