CVE-2021-30186

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

CODESYS V2 runtime system SP before 2.4.7.55 has a Heap-based Buffer Overflow.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-787

Affected software

No affected versions have been published.

Timeline

Published
May 25, 2021
Last modified
Jun 17, 2026
NVD status
Analyzed

Related CVEs from 2021

CVE-2021-301875.3CODESYS V2 runtime system SP before 2.4.7.55 has Improper Neutralization of Special Elements used in an OS Command.CVE-2021-301889.8CODESYS V2 runtime system SP before 2.4.7.55 has a Stack-based Buffer Overflow.CVE-2021-301899.8CODESYS V2 Web-Server before 1.1.9.20 has a Stack-based Buffer Overflow.CVE-2021-30197.5ffay lanproxy 0.1 allows Directory Traversal to read /../conf/config.properties to obtain credentials for a connection to the intranet.CVE-2021-301909.8CODESYS V2 Web-Server before 1.1.9.20 has Improper Access Control.CVE-2021-301917.5CODESYS V2 Web-Server before 1.1.9.20 has a a Buffer Copy without Checking the Size of the Input.CVE-2021-301929.8CODESYS V2 Web-Server before 1.1.9.20 has an Improperly Implemented Security Check.CVE-2021-301939.8CODESYS V2 Web-Server before 1.1.9.20 has an Out-of-bounds Write.CVE-2021-301949.1CODESYS V2 Web-Server before 1.1.9.20 has an Out-of-bounds Read.CVE-2021-301957.5CODESYS V2 runtime system before 2.4.7.55 has Improper Input Validation.CVE-2021-301995.5In filters/reframe_latm.c in GPAC 1.0.1 there is a Null Pointer Dereference, when gf_filter_pck_get_data is called. The first arg pck may beCVE-2021-30208.8An issue was discovered in ClusterLabs Hawk (aka HA Web Konsole) through 2.3.0-15. It ships the binary hawk_invoke (built from tools/hawk_in
CVE-2021-30186: High severity, CVSS 7.5 | Vulnix