CVE-2007-5636

Nortel Networks UNIStim IP SoftPhone 2050 - RTCP Port Buffer Overflow

Severity Score

7.5

*CVSS v2

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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."

Desbordamiento de búfer en Nortel UNIStim IP Softphone 2050 permite a atacantes remotos provocar denegación de servicio (abortar aplicación) y posiblemente ejecutar código de su elección a través de una inundación de carácteres no válidos en el puerto RTCP (5678/udp) que dispara un mensaje de error Windows, también conocido como "mensaje extraño".

*Credits: N/A

CVSS Scores

NISTv2 7.5

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2007-10-18 First Exploit
2007-10-23 CVE Reserved
2007-10-23 CVE Published
2024-07-19 EPSS Updated
2024-08-07 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer

CAPEC

References (10)

URL	Tag	Source
http://osvdb.org/38521	Vdb Entry
http://securityreason.com/securityalert/3271	Third Party Advisory
http://support.nortel.com/go/main.jsp?cscat=BLTNDETAIL&id=655203	X_refsource_confirm
http://www.securityfocus.com/archive/1/482476/100/0/threaded	Mailing List
http://www.vupen.com/english/advisories/2007/3540	Vdb Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/37256	Vdb Entry

URL	Date	SRC
https://www.exploit-db.com/exploits/30678	2007-10-18
http://www.csnc.ch/static/advisory/csnc/nortel_UNIStim_IP_softphone_buffer-overflow_v1.0.txt	2024-08-07
http://www.securityfocus.com/bid/26118	2024-08-07

URL	Date	SRC

URL	Date	SRC
http://secunia.com/advisories/27252	2018-10-15

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Nortel Search vendor "Nortel"		Ip Softphone 2050 Search vendor "Nortel" for product "Ip Softphone 2050"				*		-		Affected