CVE Vulnerability

CVE-2020-35198

An issue was discovered in Wind River VxWorks 7. The memory allocator has a possible integer overflow in calculating a memory block's size to be allocated by calloc(). As a result, the actual memory allocated is smaller than the buffer size specified by the arguments, leading to memory corruption.

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://support2.windriver.com/index.php?page=security-notices Vendor Advisory
https://support2.windriver.com/index.php?page=cve&on=view&id=CVE-2020-35198 Vendor Advisory
https://www.oracle.com/security-alerts/cpuapr2022.html Patch Third Party Advisory
Configurations

Configuration 1

cpe:2.3:o:windriver:vxworks:*:*:*:*:*:*:*:*
cpe:2.3:o:windriver:vxworks:6.9.4.12:-:*:*:*:*:*:*
cpe:2.3:o:windriver:vxworks:6.9.4.12:rolling_cumulative_patch_layer1:*:*:*:*:*:*
cpe:2.3:o:windriver:vxworks:6.9.4.12:rolling_cumulative_patch_layer2:*:*:*:*:*:*
cpe:2.3:o:windriver:vxworks:*:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_eagle:*:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_eagle:46.7.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_eagle:*:*:*:*:*:*:*:*
Information

Published : 2021-05-12 11:15

Updated : 2022-05-12 02:06

NVD link : CVE-2020-35198

Mitre link : CVE-2020-35198

Products Affected

Vxworks

Windriver

CWE
CWE-190