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CVE-2007-5636Date: (C)2007-10-23   (M)2018-02-19


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."

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : CVSS Score : 7.5
Exploit Score: Exploit Score: 10.0
Impact Score: Impact Score: 6.4
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: Access Vector: NETWORK
Attack Complexity: Access Complexity: LOW
Privileges Required: Authentication: NONE
User Interaction: Confidentiality: PARTIAL
Scope: Integrity: PARTIAL
Confidentiality: Availability: PARTIAL
Integrity:  
Availability:  
  
Reference:
http://www.securityfocus.com/archive/1/archive/1/482476/100/0/threaded
BID-26118
SECUNIA-27252
SREASON-3271
OSVDB-38521
ADV-2007-3540
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
nortel-ipsoftphone-rtcp-bo(37256)

CPE    1
cpe:/a:nortel:ip_softphone_2050
CWE    1
CWE-119

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