CVE-2003-1109

Summary

CVECVE-2003-1109
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2003-12-31 05:00:00 UTC
Updated2025-04-03 01:03:51 UTC
DescriptionThe Session Initiation Protocol (SIP) implementation in multiple Cisco products including IP Phone models 7940 and 7960, IOS versions in the 12.2 train, and Secure PIX 5.2.9 to 6.2.2 allows remote attackers to cause a denial of service and possibly execute arbitrary code via crafted INVITE messages, as demonstrated by the OUSPG PROTOS c07-sip test suite.

Risk And Classification

Primary CVSS: v2.0 7.5 from [email protected]

AV:N/AC:L/Au:N/C:P/I:P/A:P

Problem Types: NVD-CWE-Other | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial

AV:N/AC:L/Au:N/C:P/I:P/A:P

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Cisco Ios 12.2t All All All
Operating System Cisco Ios 12.2xa All All All
Operating System Cisco Ios 12.2xb All All All
Operating System Cisco Ios 12.2xc All All All
Operating System Cisco Ios 12.2xd All All All
Operating System Cisco Ios 12.2xe All All All
Operating System Cisco Ios 12.2xf All All All
Operating System Cisco Ios 12.2xg All All All
Operating System Cisco Ios 12.2xh All All All
Operating System Cisco Ios 12.2xi All All All
Operating System Cisco Ios 12.2xj All All All
Operating System Cisco Ios 12.2xk All All All
Operating System Cisco Ios 12.2xl All All All
Operating System Cisco Ios 12.2xm All All All
Operating System Cisco Ios 12.2xn All All All
Operating System Cisco Ios 12.2xq All All All
Operating System Cisco Ios 12.2xr All All All
Operating System Cisco Ios 12.2xs All All All
Operating System Cisco Ios 12.2xt All All All
Operating System Cisco Ios 12.2xw All All All
Operating System Cisco Ios 12.2\(11\)t All All All
Operating System Cisco Ios 12.2\(1\)xa All All All
Operating System Cisco Ios 12.2\(1\)xd All All All
Operating System Cisco Ios 12.2\(1\)xd1 All All All
Operating System Cisco Ios 12.2\(1\)xd3 All All All
Operating System Cisco Ios 12.2\(1\)xd4 All All All
Operating System Cisco Ios 12.2\(1\)xe All All All
Operating System Cisco Ios 12.2\(1\)xe2 All All All
Operating System Cisco Ios 12.2\(1\)xe3 All All All
Operating System Cisco Ios 12.2\(1\)xh All All All
Operating System Cisco Ios 12.2\(1\)xq All All All
Operating System Cisco Ios 12.2\(1\)xs All All All
Operating System Cisco Ios 12.2\(1\)xs1 All All All
Operating System Cisco Ios 12.2\(2\)t4 All All All
Operating System Cisco Ios 12.2\(2\)xa All All All
Operating System Cisco Ios 12.2\(2\)xa1 All All All
Operating System Cisco Ios 12.2\(2\)xa5 All All All
Operating System Cisco Ios 12.2\(2\)xb All All All
Operating System Cisco Ios 12.2\(2\)xb3 All All All
Operating System Cisco Ios 12.2\(2\)xb4 All All All
Operating System Cisco Ios 12.2\(2\)xf All All All
Operating System Cisco Ios 12.2\(2\)xg All All All
Operating System Cisco Ios 12.2\(2\)xh All All All
Operating System Cisco Ios 12.2\(2\)xh2 All All All
Operating System Cisco Ios 12.2\(2\)xh3 All All All
Operating System Cisco Ios 12.2\(2\)xi All All All
Operating System Cisco Ios 12.2\(2\)xi1 All All All
Operating System Cisco Ios 12.2\(2\)xi2 All All All
Operating System Cisco Ios 12.2\(2\)xj All All All
Operating System Cisco Ios 12.2\(2\)xj1 All All All
Operating System Cisco Ios 12.2\(2\)xk All All All
Operating System Cisco Ios 12.2\(2\)xk2 All All All
Operating System Cisco Ios 12.2\(2\)xn All All All
Operating System Cisco Ios 12.2\(2\)xt All All All
Operating System Cisco Ios 12.2\(2\)xt3 All All All
Operating System Cisco Ios 12.2\(2\)xu All All All
Operating System Cisco Ios 12.2\(2\)xu2 All All All
Hardware Cisco Ip Phone 7940 All All All All
Hardware Cisco Ip Phone 7960 All All All All
Operating System Cisco Pix Firewall Software 5.2\(1\) All All All
Operating System Cisco Pix Firewall Software 5.2\(2\) All All All
Operating System Cisco Pix Firewall Software 5.2\(3.210\) All All All
Operating System Cisco Pix Firewall Software 5.2\(5\) All All All
Operating System Cisco Pix Firewall Software 5.2\(6\) All All All
Operating System Cisco Pix Firewall Software 5.2\(7\) All All All
Operating System Cisco Pix Firewall Software 5.3 All All All
Operating System Cisco Pix Firewall Software 5.3\(1.200\) All All All
Operating System Cisco Pix Firewall Software 5.3\(1\) All All All
Operating System Cisco Pix Firewall Software 5.3\(2\) All All All
Operating System Cisco Pix Firewall Software 5.3\(3\) All All All
Operating System Cisco Pix Firewall Software 6.0 All All All
Operating System Cisco Pix Firewall Software 6.0\(1\) All All All
Operating System Cisco Pix Firewall Software 6.0\(2\) All All All
Operating System Cisco Pix Firewall Software 6.1\(2\) All All All
Operating System Cisco Pix Firewall Software 6.2\(1\) All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
IBM X-Force Exchange af854a3a-2127-422b-91ae-364da2661108 exchange.xforce.ibmcloud.com
2003 CERT Advisories af854a3a-2127-422b-91ae-364da2661108 www.cert.org Third Party Advisory, US Government Resource
Cisco IOS Router SIP Protocol Bugs Let Remote Users Deny Service - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com
Cisco - Networking, Cloud, and Cybersecurity Solutions af854a3a-2127-422b-91ae-364da2661108 www.cisco.com Patch
Cisco PIX Firewall SIP Protocol Bugs Let Remote Users Deny Service - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com
CERT/CC Vulnerability Note VU#528719 af854a3a-2127-422b-91ae-364da2661108 www.kb.cert.org Third Party Advisory, US Government Resource
www.ee.oulu.fi/research/ouspg/protos/testing/c07/sip af854a3a-2127-422b-91ae-364da2661108 www.ee.oulu.fi Exploit
Multiple Vendor Session Initiation Protocol Vulnerabilities af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Patch
Cisco IP Phone SIP Protocol Bugs Let Remote Users Deny Service - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

© CVE.report 2026

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

Free CVE JSON API cve.report/api

CVE.report and Source URL Uptime Status status.cve.report