CVE-2020-9331

Severity Score

7.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

CryptoPro CSP through 5.0.0.10004 on 32-bit platforms allows Local Privilege Escalation (by local users with the SeChangeNotifyPrivilege right) because user-mode input is mishandled during process creation. An attacker can write arbitrary data to an arbitrary location in the kernel's address space.

CryptoPro CSP versiones hasta 5.0.0.10004 en plataformas de 32 bits, permite una Escalada de Privilegios Locales (por usuarios locales con el derecho SeChangeNotifyPrivilege) porque la entrada en modo de usuario es manejada inapropiadamente durante la creación del proceso. Un atacante puede escribir datos arbitrarios en una ubicación arbitraria en el espacio de direcciones del kernel

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-02-21 CVE Reserved
2020-10-23 CVE Published
2023-03-08 EPSS Updated
2024-08-04 CVE Updated
2024-08-04 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC
https://www.youtube.com/watch?v=b5vPDmMtzwQ	2024-08-04

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Cryptopro Search vendor "Cryptopro"		Csp Search vendor "Cryptopro" for product "Csp"				< 5.0.0.10004 Search vendor "Cryptopro" for product "Csp" and version " < 5.0.0.10004"		x86		Affected