CVE-2018-20168

Severity Score

5.5

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Google gVisor before 2018-08-22 reuses a pagetable in a different level with the paging-structure cache intact, which allows attackers to cause a denial of service ("physical address not valid" panic) via a crafted application.

Google gVisor en versiones anteriores al 22/08/2018 reutiliza una tabla de página en un nivel diferente con la caché paging-structure intacta, lo que permite que los atacantes provoquen una denegación de servicio (pánico de "dirección física no válida") mediante una aplicación manipulada.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2018-12-16 CVE Reserved
2018-12-17 CVE Published
2024-08-05 CVE Updated
2024-10-26 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-20: Improper Input Validation

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC
https://bugs.chromium.org/p/project-zero/issues/detail?id=1674	2019-01-07

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Google Search vendor "Google"		Gvisor Search vendor "Google" for product "Gvisor"				< 2018-08-22 Search vendor "Google" for product "Gvisor" and version " < 2018-08-22"		-		Affected