CVE-2020-28895

Severity CVSS v4.0:

Pending analysis

Type:

CWE-190 Integer Overflow or Wraparound

Publication date:

03/02/2021

Last modified:

12/05/2022

Description

In Wind River VxWorks, memory allocator has a possible overflow in calculating the memory block&#39;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.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L CVSS v3.1 Severity and Metrics:

Base Score: 7.30 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): Low
Integrity (I): Low
Availability (A): Low

Base Score 3.x

7.30

Severity 3.x

HIGH

Vector 2.0

AV:N/AC:L/Au:N/C:P/I:P/A:P CVSS v2.0 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): Physical
Availability (A): Physical

Base Score 2.0

7.50

Severity 2.0

HIGH

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:windriver:vxworks::::::::	6.9 (including)	6.9.4.12 (excluding)
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:a:oracle:communications_eagle::::::::	46.8.0 (including)	48.6.2 (including)
cpe:2.3:a:oracle:communications_eagle::::::::	46.9.1 (including)	46.9.3 (including)
cpe:2.3:a:oracle:communications_eagle:46.7.0:::::::*

To consult the complete list of CPE names with products and versions, see this page

CVE-2020-28895

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools