CVE-2018-3991

Common vulnerabilities & exposures (CVE)

CVE database CVE database blogpost Release & EoL database

Published at: - 06-02-2019 12:29

Last modified: - 19-04-2022 08:15

Total changes: - 2

Description

An exploitable heap overflow vulnerability exists in the WkbProgramLow function of WibuKey Network server management, version 6.40.2402.500. A specially crafted TCP packet can cause a heap overflow, potentially leading to remote code execution. An attacker can send a malformed TCP packet to trigger this vulnerability.

Common Vulnerability Scoring System (CVSS)

CVSS:3.0/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

AND

vendor=wibu AND product=wibukey AND version=6.40.2402.500

vendor=microsoft AND product=windows AND version=-

vendor=siemens AND product=simatic_wincc_open_architecture AND version=3.16

vendor=siemens AND product=simatic_wincc_open_architecture AND version=3.14

vendor=siemens AND product=simatic_wincc_open_architecture AND version=3.15

Reference

Keywords

CVE-2018-3991

Common vulnerabilities & exposures (CVE)

Description

Common Vulnerability Scoring System (CVSS)

Verification logic

Reference

NVD

CVE-2018-3991

CVE

Common vulnerabilities & exposures

CVSS

Common vulnerability scoring system

Security

Vulnerabilities

Exposures