Paper/Archive/CVE-2020-6994

CVE-2020-6994

Hirschmann Automation and Control GmbH, a division of Belden Inc. HiOS for the following devices RSP, RSPE, RSPS, RSPL, MSP, EES, EES, EESX, GRS, OS, RED — A buffer overflow vulnerability was found in some devices of Hirschmann Automation and Control HiOS and HiSecOS.

Description · from the CVE record

A buffer overflow vulnerability was found in some devices of Hirschmann Automation and Control HiOS and HiSecOS. The vulnerability is due to improper parsing of URL arguments. An attacker could exploit this vulnerability by specially crafting HTTP requests to overflow an internal buffer. The following devices using HiOS Version 07.0.02 and lower are affected: RSP, RSPE, RSPS, RSPL, MSP, EES, EES, EESX, GRS, OS, RED. The following devices using HiSecOS Version 03.2.00 and lower are affected: EAGLE20/30.

Affected

ProductAffectedFixed inSource
HiOS for the following devices RSP, RSPE, RSPS, RSPL, MSP, EES, EES, EESX, GRS, OS, RED07.0.02 and lower–CNA
HiSecOS for device EAGLE20/3003.2.00 and lower–CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

refus-cert.gov/ics/advisories/icsa-20-091-01