CVE-2018-7287

Severity Score

5.9

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An issue was discovered in res_http_websocket.c in Asterisk 15.x through 15.2.1. If the HTTP server is enabled (default is disabled), WebSocket payloads of size 0 are mishandled (with a busy loop).

Se ha descubierto un problema en res_http_websocket.c en Asterisk hasta la versión 15.2.1. Si el servidor HTTP está habilitado (está deshabilitado por defecto), las cargas útiles de WebSocket de tamaño 0 se gestionan de forma incorrecta (con un bucle ocupado).

*Credits: N/A

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

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

2018-02-21 CVE Reserved
2018-02-22 CVE Published
2023-12-07 EPSS Updated
2024-08-05 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-754: Improper Check for Unusual or Exceptional Conditions

CAPEC

References (4)

URL	Tag	Source
http://www.securityfocus.com/bid/103120	Third Party Advisory
http://www.securitytracker.com/id/1040419	Third Party Advisory

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
http://downloads.digium.com/pub/security/AST-2018-006.html	2019-10-03
https://issues.asterisk.org/jira/browse/ASTERISK-27658	2019-10-03

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				15.0.0 Search vendor "Digium" for product "Asterisk" and version "15.0.0"		beta1		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				15.0.0 Search vendor "Digium" for product "Asterisk" and version "15.0.0"		rc1		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				15.1.0 Search vendor "Digium" for product "Asterisk" and version "15.1.0"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				15.1.0 Search vendor "Digium" for product "Asterisk" and version "15.1.0"		rc1		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				15.1.0 Search vendor "Digium" for product "Asterisk" and version "15.1.0"		rc2		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				15.1.1 Search vendor "Digium" for product "Asterisk" and version "15.1.1"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				15.1.2 Search vendor "Digium" for product "Asterisk" and version "15.1.2"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				15.1.3 Search vendor "Digium" for product "Asterisk" and version "15.1.3"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				15.1.4 Search vendor "Digium" for product "Asterisk" and version "15.1.4"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				15.1.5 Search vendor "Digium" for product "Asterisk" and version "15.1.5"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				15.2.0 Search vendor "Digium" for product "Asterisk" and version "15.2.0"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				15.2.0 Search vendor "Digium" for product "Asterisk" and version "15.2.0"		rc1		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				15.2.0 Search vendor "Digium" for product "Asterisk" and version "15.2.0"		rc2		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				15.2.1 Search vendor "Digium" for product "Asterisk" and version "15.2.1"		-		Affected