CVE Vulnerability

CVE-2021-27417

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.

7.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

9.8 /10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://bugzilla.ecoscentric.com/show_bug.cgi?id=1002437 Permissions Required Vendor Advisory
https://www.cisa.gov/uscert/ics/advisories/icsa-21-119-04 Third Party Advisory US Government Resource
Configurations

Configuration 1

cpe:2.3:a:ecoscentric:ecospro:*:*:*:*:*:*:*:*
Information

Published : 2022-05-03 09:15

Updated : 2022-05-12 03:38

NVD link : CVE-2021-27417

Mitre link : CVE-2021-27417

Products Affected
No products.
CWE
CWE-190