// For flags

CVE-2007-1561

Asterisk 1.2.16/1.4.1 - SIP INVITE Remote Denial of Service

Severity Score

7.5
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

The channel driver in Asterisk before 1.2.17 and 1.4.x before 1.4.2 allows remote attackers to cause a denial of service (crash) via a SIP INVITE message with an SDP containing one valid and one invalid IP address.

El controlador del canal en Asterisk en versiones anteriores a 1.2.17 y 1.4.x en versiones anteriores a 1.4.2 permite a atacantes remotos provocar una denegación de servicio (caída) a través de un mensaje SIP INVITE con un SDP que contiene una dirección IP válida y otra no válida.

*Credits: N/A
CVSS Scores
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
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2007-03-21 CVE Reserved
  • 2007-03-21 CVE Published
  • 2007-03-25 First Exploit
  • 2024-08-07 CVE Updated
  • 2025-03-30 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
CAPEC
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"
1.2.14
Search vendor "Asterisk" for product "Asterisk" and version "1.2.14"
-
Affected
Asterisk
Search vendor "Asterisk"
Asterisk
Search vendor "Asterisk" for product "Asterisk"
1.2.15
Search vendor "Asterisk" for product "Asterisk" and version "1.2.15"
-
Affected
Asterisk
Search vendor "Asterisk"
Asterisk
Search vendor "Asterisk" for product "Asterisk"
1.2.16
Search vendor "Asterisk" for product "Asterisk" and version "1.2.16"
-
Affected
Asterisk
Search vendor "Asterisk"
Asterisk
Search vendor "Asterisk" for product "Asterisk"
1.4.1
Search vendor "Asterisk" for product "Asterisk" and version "1.4.1"
-
Affected