CVE-2020-7586

Опубликовано: 10 июн. 2020

Источник: nvd

CVSS3: 7.8

CVSS2: 4.6

EPSS Низкий

Описание

A vulnerability has been identified in SIMATIC PCS 7 V8.2 and earlier (All versions), SIMATIC PCS 7 V9.0 (All versions < V9.0 SP3), SIMATIC PDM (All versions < V9.2), SIMATIC STEP 7 V5.X (All versions < V5.6 SP2 HF3), SINAMICS STARTER (containing STEP 7 OEM version) (All versions < V5.4 HF2). A buffer overflow vulnerability could allow a local attacker to cause a Denial-of-Service situation. The security vulnerability could be exploited by an attacker with local access to the affected systems. Successful exploitation requires user privileges but no user interaction. The vulnerability could allow an attacker to compromise the availability of the system as well as to have access to confidential information.

Ссылки

https://cert-portal.siemens.com/productcert/pdf/ssa-689942.pdf
Vendor Advisory
https://us-cert.cisa.gov/ics/advisories/icsa-20-161-05
https://www.us-cert.gov/ics/advisories/icsa-20-161-05
Third Party Advisory
US Government Resource
https://cert-portal.siemens.com/productcert/pdf/ssa-689942.pdf
Vendor Advisory
https://us-cert.cisa.gov/ics/advisories/icsa-20-161-05
https://www.us-cert.gov/ics/advisories/icsa-20-161-05
Third Party Advisory
US Government Resource

Уязвимые конфигурации

Конфигурация 1

Одно из

cpe:2.3:a:siemens:simatic_pcs_7:*:*:*:*:*:*:*:*

cpe:2.3:a:siemens:simatic_process_device_manager:*:*:*:*:*:*:*:*

cpe:2.3:a:siemens:simatic_step_7:*:*:*:*:*:*:*:*

Версия до 5.6 (исключая)

cpe:2.3:a:siemens:simatic_step_7:5.6:-:*:*:*:*:*:*

cpe:2.3:a:siemens:simatic_step_7:5.6:sp1:*:*:*:*:*:*

cpe:2.3:a:siemens:simatic_step_7:5.6:sp2:*:*:*:*:*:*

cpe:2.3:a:siemens:simatic_step_7:5.6:sp2_hotfix1:*:*:*:*:*:*

cpe:2.3:a:siemens:sinamics_starter:*:*:*:*:*:*:*:*

Версия до 5.4 (исключая)

cpe:2.3:a:siemens:sinamics_starter:5.4:-:*:*:*:*:*:*

EPSS

Процентиль: 36%

0.00151

Низкий

7.8 High

CVSS3

4.6 Medium

CVSS2

Дефекты

CWE-122

CWE-787

Связанные уязвимости

GHSA-wggc-468x-3c9v

github

больше 3 лет назад

A vulnerability has been identified in SIMATIC PCS 7 (All versions), SIMATIC PDM (All versions), SIMATIC STEP 7 V5.X (All versions < V5.6 SP2 HF3), SINAMICS STARTER (containing STEP 7 OEM version) (All versions < V5.4 HF1). A buffer overflow vulnerability could allow a local attacker to cause a Denial-of-Service situation. The security vulnerability could be exploited by an attacker with local access to the affected systems. Successful exploitation requires user privileges but no user interaction. The vulnerability could allow an attacker to compromise the availability of the system as well as to have access to confidential information.

BDU:2021-02032