CVE-2007-5636
Severity CVSS v4.0:
Pending analysis
Type:
CWE-119
Buffer Errors
Publication date:
23/10/2007
Last modified:
09/04/2025
Description
Buffer overflow in the Nortel UNIStim IP Softphone 2050 allows remote attackers to cause a denial of service (application abort) and possibly execute arbitrary code via a flood of invalid characters to the RTCP port (5678/udp) that triggers a Windows error message, aka "extraneous messaging."
Impact
Base Score 2.0
7.50
Severity 2.0
HIGH
Vulnerable products and versions
| CPE | From | Up to |
|---|---|---|
| cpe:2.3:a:nortel:ip_softphone_2050:*:*:*:*:*:*:*:* |
To consult the complete list of CPE names with products and versions, see this page
References to Advisories, Solutions, and Tools
- http://osvdb.org/38521
- http://secunia.com/advisories/27252
- http://securityreason.com/securityalert/3271
- http://support.nortel.com/go/main.jsp?cscat=BLTNDETAIL&id=655203
- http://www.csnc.ch/static/advisory/csnc/nortel_UNIStim_IP_softphone_buffer-overflow_v1.0.txt
- http://www.securityfocus.com/archive/1/482476/100/0/threaded
- http://www.securityfocus.com/bid/26118
- http://www.vupen.com/english/advisories/2007/3540
- https://exchange.xforce.ibmcloud.com/vulnerabilities/37256
- http://osvdb.org/38521
- http://secunia.com/advisories/27252
- http://securityreason.com/securityalert/3271
- http://support.nortel.com/go/main.jsp?cscat=BLTNDETAIL&id=655203
- http://www.csnc.ch/static/advisory/csnc/nortel_UNIStim_IP_softphone_buffer-overflow_v1.0.txt
- http://www.securityfocus.com/archive/1/482476/100/0/threaded
- http://www.securityfocus.com/bid/26118
- http://www.vupen.com/english/advisories/2007/3540
- https://exchange.xforce.ibmcloud.com/vulnerabilities/37256



