CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.6 | $0-$5k | 0.00 |
A vulnerability, which was classified as critical, has been found in Nortel IP Softphone 2050 (affected version unknown). Affected by this issue is an unknown functionality of the component Error Message Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:
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."
The weakness was shared 10/18/2007 (Website). The advisory is shared for download at securityfocus.com. This vulnerability is handled as CVE-2007-5636 since 10/23/2007. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are unknown but a public exploit is available.
A public exploit has been developed in Java. The exploit is available at securityfocus.com. It is declared as proof-of-concept.
The vulnerability is also documented in the vulnerability database at X-Force (37256). The entry 39407 is related to this item.
Product
Vendor
Name
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 7.3VulDB Meta Temp Score: 6.6
VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Memory corruptionCWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Access: Public
Status: Proof-of-Concept
Programming Language: 🔍
Download: 🔍
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
10/18/2007 🔍10/18/2007 🔍
10/18/2007 🔍
10/18/2007 🔍
10/23/2007 🔍
10/23/2007 🔍
03/16/2015 🔍
10/29/2017 🔍
Sources
Vendor: nortel-canada.comAdvisory: securityfocus.com⛔
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2007-5636 (🔍)
X-Force: 37256 - Nortel IP Softphone UNIStim RTCP buffer overflow
SecurityFocus: 26118 - Nortel Networks UNIStim IP Softphone RTCP Port Buffer Overflow Vulnerability
Secunia: 27252 - Nortel IP Softphone 2050 Buffer Overflow Vulnerability, Moderately Critical
OSVDB: 38521 - Nortel UNIStim IP Softphone 2050 RTCP Port Remote Overflow
Vupen: ADV-2007-3540
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍
Entry
Created: 03/16/2015 12:18Updated: 10/29/2017 11:53
Changes: 03/16/2015 12:18 (58), 10/29/2017 11:53 (8)
Complete: 🔍
No comments yet. Languages: en.
Please log in to comment.