Cisco IOS 12.0/12.2/12.3/12.4 information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Cisco IOS 12.0/12.2/12.3/12.4. This issue affects some unknown processing. Executing a manipulation can lead to information disclosure. This vulnerability is handled as CVE-2008-1156. There is not any exploit available. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability classified as problematic was found in Cisco IOS 12.0/12.2/12.3/12.4 (Router Operating System). This vulnerability affects an unknown part. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Unspecified vulnerability in the Multicast Virtual Private Network (MVPN) implementation in Cisco IOS 12.0, 12.2, 12.3, and 12.4 allows remote attackers to create "extra multicast states on the core routers" via a crafted Multicast Distribution Tree (MDT) Data Join message.

The bug was discovered 03/26/2008. The weakness was released 03/27/2008 (Website). The advisory is shared for download at us-cert.gov. This vulnerability was named CVE-2008-1156 since 03/05/2008. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 49012 (Cisco IOS Multicast Virtual Private Network (MVPN) Data Leak - Cisco Systems), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CISCO and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 43135 (Cisco IOS Multicast Virtual Private Network (MVPN) Data Leak Vulnerability (cisco-sa-20080326-mvpn)).

Applying a patch is able to eliminate this problem. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (41468), Tenable (49012), SecurityFocus (BID 28464†), OSVDB (43798†) and Secunia (SA29507†). Entries connected to this vulnerability are available at VDB-41726, VDB-41725, VDB-41724 and VDB-41715. Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.6
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 49012
Nessus Name: Cisco IOS Multicast Virtual Private Network (MVPN) Data Leak - Cisco Systems
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/05/2008 🔍
03/26/2008 +21 days 🔍
03/26/2008 +0 days 🔍
03/26/2008 +0 days 🔍
03/26/2008 +0 days 🔍
03/26/2008 +0 days 🔍
03/27/2008 +1 days 🔍
03/27/2008 +0 days 🔍
03/27/2008 +0 days 🔍
03/27/2008 +0 days 🔍
09/01/2010 +888 days 🔍
03/16/2015 +1657 days 🔍
06/01/2025 +3730 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: us-cert.gov
Status: Confirmed

CVE: CVE-2008-1156 (🔍)
GCVE (CVE): GCVE-0-2008-1156
GCVE (VulDB): GCVE-100-41716

OVAL: 🔍

X-Force: 41468
SecurityFocus: 28464 - Cisco IOS Multicast Virtual Private Network MDT Data Join Handling Vulnerability
Secunia: 29507 - Cisco IOS Multiple Vulnerabilities, Moderately Critical
OSVDB: 43798 - CVE-2008-1156 - Cisco - IOS - Unspecified Issue
SecurityTracker: 1019715
Vulnerability Center: 18039 - [cisco-sa-20080326-mvpn] Cisco IOS with MVPN Enabled Allows Remote Information Disclosure, Medium
Vupen: ADV-2008-1006

See also: 🔍

Entryinfo

Created: 03/16/2015 17:00
Updated: 06/01/2025 06:30
Changes: 03/16/2015 17:00 (76), 08/07/2019 20:49 (5), 06/01/2025 06:30 (18)
Complete: 🔍
Cache ID: 216:F86:103

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