CVE-2007-5636

Nortel IP Softphone 2050 - Memory Corruption

Title source: rule

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."

Exploits (1)

exploitdb WORKING POC VERIFIED

by Cyrill Brunschwiler · javaremotemultiple

https://www.exploit-db.com/exploits/30678

View Code ZIP pw:eip

References (9)

[Vendor Advisory] http://secunia.com/advisories/27252

[Various Sources] http://support.nortel.com/go/main.jsp?cscat=BLTNDETAIL&id=655203

[Exploit] http://www.csnc.ch/static/advisory/csnc/nortel_UNIStim_IP_softphone_buffer-overflow_v1.0.txt

[Exploit] http://www.securityfocus.com/bid/26118

[Third Party Advisory, VDB Entry] https://exchange.xforce.ibmcloud.com/vulnerabilities/37256

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/archive/1/482476/100/0/threaded

[Third Party Advisory, VDB Entry] http://osvdb.org/38521

[Third Party Advisory] http://www.vupen.com/english/advisories/2007/3540

[Third Party Advisory] http://securityreason.com/securityalert/3271

Scores

EPSS 0.2502

EPSS Percentile 96.2%

Details

CWE

CWE-119

Status published

Products (1)

nortel/ip_softphone_2050

Published Oct 23, 2007

Tracked Since Feb 18, 2026