CVE-2007-4455

Severity Score

7.5

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

The SIP channel driver (chan_sip) in Asterisk Open Source 1.4.x before 1.4.11, AsteriskNOW before beta7, Asterisk Appliance Developer Kit 0.x before 0.8.0, and s800i (Asterisk Appliance) 1.x before 1.0.3 allows remote attackers to cause a denial of service (memory exhaustion) via a SIP dialog that causes a large number of history entries to be created.

El controlador de canal SIP (chan_sip) en Asterisk Open Source 1.4.x anterior a 1.4.11, AsteriskNOW anterior a beta7, Asterisk Appliance Developer Kit 0.x anterior a 0.8.0, y s800i (Asterisk Appliance) 1.x anterior a 1.0.3 permite a atacantes remotos provocar una denegación de servicio (agotamiento de memoria) mediante un diálogo SIP que provoca que se cree un gran número de entradas de histórico.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2007-08-21 CVE Reserved
2007-08-22 CVE Published
2024-08-07 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (8)

URL	Tag	Source
http://downloads.digium.com/pub/asa/AST-2007-020.html	X_refsource_confirm
http://seclists.org/fulldisclosure/2007/Aug/0393.html	Mailing List
http://secunia.com/advisories/26553	Third Party Advisory
http://securityreason.com/securityalert/3047	Third Party Advisory
http://www.securityfocus.com/bid/25392	Vdb Entry
http://www.securitytracker.com/id?1018595	Vdb Entry
http://www.vupen.com/english/advisories/2007/2953	Vdb Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/36145	Vdb Entry

URL	Date	SRC

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
Asterisk Search vendor "Asterisk"		Asterisk Search vendor "Asterisk" for product "Asterisk"				<= 1.4.9 Search vendor "Asterisk" for product "Asterisk" and version " <= 1.4.9"		-		Affected
Asterisk Search vendor "Asterisk"		Asterisk Appliance Developer Kit Search vendor "Asterisk" for product "Asterisk Appliance Developer Kit"				<= 0.7 Search vendor "Asterisk" for product "Asterisk Appliance Developer Kit" and version " <= 0.7"		-		Affected
Asterisk Search vendor "Asterisk"		Asterisknow Search vendor "Asterisk" for product "Asterisknow"				<= beta_6 Search vendor "Asterisk" for product "Asterisknow" and version " <= beta_6"		-		Affected