CVE-2021-34596

Medium

A crafted request may cause a read access to an uninitialized pointer in CODESYS V2 Runtime Toolkit 32 Bit full and PLCWinNT prior to…

CERTVDE·CWE-824·Published 2021-10-26

CVSS

6.5

EPSS

0.01

KEV

Exploits

cve.orgen

197 chars

A crafted request may cause a read access to an uninitialized pointer in CODESYS V2 Runtime Toolkit 32 Bit full and PLCWinNT prior to versions V2.4.7.56, resulting in a denial-of-service condition.

NVDen

197 chars

A crafted request may cause a read access to an uninitialized pointer in CODESYS V2 Runtime Toolkit 32 Bit full and PLCWinNT prior to versions V2.4.7.56, resulting in a denial-of-service condition.

Una petición diseñada puede causar un acceso de lectura a un puntero no inicializado en CODESYS V2 Runtime Toolkit 32 Bit full y PLCWinNT versiones anteriores a V2.4.7.56, resultando en una condición de denegación de servicio

CVSS metrics across sources

Version	Type	Source	Base	Exp	Impact	Vector
2.0	Primary	NVD	4.0	8.0	2.9	AV:N/AC:L/Au:S/C:N/I:N/A:P
3.1	Primary	cve.org	6.5	—	—	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
3.1	Primary	NVD	6.5	2.8	3.6	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
3.1	Primary	cve.org	6.5	—	—	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
3.1	Secondary	NVD	6.5	2.8	3.6	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H