CVE-2020-14983

Severity Score

9.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

The server in Chocolate Doom 3.0.0 and Crispy Doom 5.8.0 doesn't validate the user-controlled num_players value, leading to a buffer overflow. A malicious user can overwrite the server's stack.

El servidor en Chocolate Doom versión 3.0.0 y Crispy Doom versión 5.8.0, no comprueba el valor de num_players controlado por el usuario, conllevando a un desbordamiento del búfer. Un usuario malicioso puede sobrescribir la pila del servidor

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

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

2020-06-22 CVE Reserved
2020-06-22 CVE Published
2023-05-08 EPSS Updated
2024-08-04 CVE Updated
2024-08-04 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CAPEC

References (4)

URL	Tag	Source

URL	Date	SRC
https://github.com/chocolate-doom/chocolate-doom/issues/1293	2024-08-04

URL	Date	SRC

URL	Date	SRC
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00002.html	2023-01-27
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00007.html	2023-01-27
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00012.html	2023-01-27

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Chocolate-doom Search vendor "Chocolate-doom"		Chocolate Doom Search vendor "Chocolate-doom" for product "Chocolate Doom"				3.0.0 Search vendor "Chocolate-doom" for product "Chocolate Doom" and version "3.0.0"		-		Affected
Chocolate-doom Search vendor "Chocolate-doom"		Crispy Doom Search vendor "Chocolate-doom" for product "Crispy Doom"				5.8.0 Search vendor "Chocolate-doom" for product "Crispy Doom" and version "5.8.0"		-		Affected
Opensuse Search vendor "Opensuse"		Backports Search vendor "Opensuse" for product "Backports"				sle-15 Search vendor "Opensuse" for product "Backports" and version "sle-15"		sp1		Affected
Opensuse Search vendor "Opensuse"		Leap Search vendor "Opensuse" for product "Leap"				15.1 Search vendor "Opensuse" for product "Leap" and version "15.1"		-		Affected
Opensuse Search vendor "Opensuse"		Leap Search vendor "Opensuse" for product "Leap"				15.2 Search vendor "Opensuse" for product "Leap" and version "15.2"		-		Affected