CVE-2020-35198

Common vulnerabilities & exposures (CVE)

CVE database CVE database blogpost Release & EoL database

Published at: - 12-05-2021 01:15

Last modified: - 12-05-2022 04:06

Total changes: - 4

Description

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.

Common Vulnerability Scoring System (CVSS)

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

Low

Attack complexity

Network

Attack vector

High

Availability

High

Confidentiality

High

Integrity

None

Privileges required

Unchanged

Scope

None

User interaction

9.8

Base score

3.9

5.9

Exploitability score

Impact score

Verification logic

vendor=windriver AND product=vxworks AND versionStartIncluding=6.9 AND versionEndExcluding=6.9.4.12

vendor=windriver AND product=vxworks AND version=6.9.4.12 AND update=-

vendor=windriver AND product=vxworks AND version=6.9.4.12 AND update=rolling_cumulative_patch_layer1

vendor=windriver AND product=vxworks AND version=6.9.4.12 AND update=rolling_cumulative_patch_layer2

vendor=windriver AND product=vxworks AND versionStartIncluding=7.0 AND versionEndExcluding=21.03

vendor=oracle AND product=communications_eagle AND versionEndIncluding=46.9.3 AND versionStartIncluding=46.9.1

vendor=oracle AND product=communications_eagle AND version=46.7.0

vendor=oracle AND product=communications_eagle AND versionEndIncluding=46.8.2 AND versionStartIncluding=46.8.0

Reference

Keywords

CVE-2020-35198

Common vulnerabilities & exposures (CVE)

Description

Common Vulnerability Scoring System (CVSS)

Verification logic

Reference

NVD

CVE-2020-35198

CVE

Common vulnerabilities & exposures

CVSS

Common vulnerability scoring system

Security

Vulnerabilities

Exposures