CVE-2007-1561

Asterisk < 1.2.17 and 1.4.x < 1.4.2 - Denial of Service via SIP INVITE with Malformed SDP

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2007-1561. PoCs published by MADYNES.

AI-analyzed exploit summary This Perl script exploits CVE-2007-1561, a vulnerability in Asterisk, by sending a malformed SIP INVITE message with an invalid IP address in the SDP section, potentially causing a denial of service or other unintended behavior.

Description

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.

Exploits (1)

exploitdb WORKING POC VERIFIED
by MADYNES · perldosmultiple
https://www.exploit-db.com/exploits/3566

This Perl script exploits CVE-2007-1561, a vulnerability in Asterisk, by sending a malformed SIP INVITE message with an invalid IP address in the SDP section, potentially causing a denial of service or other unintended behavior.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: Asterisk (versions prior to fix for CVE-2007-1561)
No auth needed
Prerequisites: Network access to the target Asterisk server · UDP port 5060 (SIP) accessible
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (16)

Core 16
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id?1017794
Mailing List mailing-list x_refsource_fulldisc
http://marc.info/?l=full-disclosure&m=117432783011737&w=2
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/24564
Various Sources x_refsource_confirm
http://asterisk.org/node/48339
Vendor Advisory vendor-advisory x_refsource_suse
http://www.novell.com/linux/security/advisories/2007_34_asterisk.html
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/463434/100/0/threaded
Patch vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/23031
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/33068
Third Party Advisory vendor-advisory x_refsource_gentoo
http://security.gentoo.org/glsa/glsa-200704-01.xml
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/25582
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/24719
Various Sources x_refsource_confirm
http://www.sineapps.com/news.php?rssid=1707
Third Party Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2007/1039
Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2007/dsa-1358
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://www.osvdb.org/34479
Various Sources mailing-list x_refsource_mlist
http://voipsa.org/pipermail/voipsec_voipsa.org/2007-March/002275.html

Scores

EPSS 0.1449
EPSS Percentile 96.2%

Details

Status published
Products (4)
asterisk/asterisk 1.2.14
asterisk/asterisk 1.2.15
asterisk/asterisk 1.2.16
asterisk/asterisk 1.4.1
Published Mar 21, 2007
Tracked Since Feb 18, 2026