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CVE-2021-27417
Published: May 3, 2022
Modified: Apr 16, 2025
PUBLISHED
CVSS v3.1
4.6
MEDIUM
Description
eCosCentric eCosPro RTOS Versions 2.0.1 through 4.5.3 are vulnerable to integer wraparound in function calloc (an implementation of malloc). The unverified memory assignment can lead to arbitrary memory allocation, resulting in a heap-based buffer overflow.
| Vendor | Product | Versions |
|---|---|---|
eCosCentric | eCosPro RTOS | affected 2.0.1 - <= 4.5.3 |
Weaknesses (CWE)
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:N/I:L/A:H
Attack Vector
Local
Attack Complexity
High
Privileges Required
High
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
High
References
https://www.cisa.gov/uscert/ics/advisories/icsa-21-119-04
x_refsource_CONFIRM
https://bugzilla.ecoscentric.com/show_bug.cgi?id=1002437
x_refsource_CONFIRM
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