VDB-1696 · CVE-2005-2579 · SA16376

Nortel Contivity VPN Client up to 05_01.030 GUI cmd.exe Remote Code Execution

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.7$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Nortel Contivity VPN Client up to 05_01.030. This affects an unknown part of the file cmd.exe of the component GUI. Executing a manipulation can lead to Remote Code Execution. This vulnerability is handled as CVE-2005-2579. The attack can be executed remotely. Additionally, an exploit exists. It is advisable to use an alternative in place of the affected component.

Detailsinfo

A vulnerability has been found in Nortel Contivity VPN Client up to 05_01.030 (Network Encryption Software) and classified as critical. This vulnerability affects some unknown functionality of the file cmd.exe of the component GUI. The manipulation with an unknown input leads to a remote code execution vulnerability. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Nortel Contivity VPN Client V05_01.030, when configuring a certificate to be used as authentication, does not properly drop system privileges, which allows local users to gain privileges by opening a program with the File Open dialog box.

The bug was discovered 08/10/2005. The weakness was released 08/11/2005 by Jeff Peadro (Website). The advisory is shared for download at secunia.com. This vulnerability was named CVE-2005-2579 since 08/16/2005. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details and also a public exploit are known.

After before and not just, there has been an exploit disclosed. It is possible to download the exploit at archives.neohapsis.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $25k-$100k.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at nortelnetworks.com. The problem might be mitigated by replacing the product with as an alternative. The best possible mitigation is suggested to be establishing an alternative product.

The vulnerability is also documented in the databases at OSVDB (18697†), Secunia (SA16376†) and SecurityTracker (ID 1014732†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.1
VulDB Meta Temp Score: 7.7

VulDB Base Score: 8.1
VulDB Temp Score: 7.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Remote Code Execution
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Alternative
Status: 🔍

0-Day Time: 🔍

Patch: nortelnetworks.com

Timelineinfo

08/10/2005 🔍
08/10/2005 +0 days 🔍
08/11/2005 +1 days 🔍
08/11/2005 +0 days 🔍
08/15/2005 +3 days 🔍
08/16/2005 +1 days 🔍
08/16/2005 +0 days 🔍
08/18/2005 +2 days 🔍
07/04/2019 +5068 days 🔍

Sourcesinfo

Vendor: nortel-canada.com

Advisory: secunia.com⛔
Researcher: Jeff Peadro
Status: Confirmed

CVE: CVE-2005-2579 (🔍)
GCVE (CVE): GCVE-0-2005-2579
GCVE (VulDB): GCVE-100-1696
Secunia: 16376 - Nortel VPN Client Privilege Escalation Vulnerability, Less Critical
OSVDB: 18697 - Nortel VPN Client Software Local Privilege Escalation
SecurityTracker: 1014732

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 08/15/2005 10:11
Updated: 07/04/2019 09:28
Changes: 08/15/2005 10:11 (72), 07/04/2019 09:28 (1)
Complete: 🔍
Cache ID: 216:246:103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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