VDB-27676 · CVE-2005-4436 · BID 15978

Cisco IOS 1.2 denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.1$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Cisco IOS 1.2. Affected by this vulnerability is an unknown functionality. Executing a manipulation can lead to denial of service. This vulnerability is handled as CVE-2005-4436. There is not any exploit available.

Detailsinfo

A vulnerability classified as critical was found in Cisco IOS 1.2 (Router Operating System). This vulnerability affects an unknown code block. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. CVE summarizes:

Extended Interior Gateway Routing Protocol (EIGRP) 1.2, as implemented in Cisco IOS after 12.3(2), 12.3(3)B, and 12.3(2)T and other products, allows remote attackers to cause a denial of service by sending a "spoofed neighbor announcement" with (1) mismatched k values or (2) "goodbye message" Type-Length-Value (TLV).

The weakness was released 12/20/2005 by Andrew (Website). The advisory is shared for download at vupen.com. This vulnerability was named CVE-2005-4436 since 12/21/2005. The exploitation appears to be easy. 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.

It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at SecurityFocus (BID 15978†) and SecurityTracker (ID 1015382†). Entry connected to this vulnerability is available at VDB-27677. 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: 7.5
VulDB Meta Temp Score: 7.1

VulDB Base Score: 7.5
VulDB Temp Score: 7.1
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: Denial of service
CWE: CWE-404
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/19/2005 🔍
12/20/2005 +1 days 🔍
12/20/2005 +0 days 🔍
12/20/2005 +0 days 🔍
12/21/2005 +1 days 🔍
03/12/2015 +3368 days 🔍
08/02/2017 +874 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: vupen.com⛔
Researcher: Andrew
Status: Confirmed

CVE: CVE-2005-4436 (🔍)
GCVE (CVE): GCVE-0-2005-4436
GCVE (VulDB): GCVE-100-27676

OVAL: 🔍

SecurityFocus: 15978 - Cisco EIGRP Protocol Unauthenticated Goodbye Packet Remote Denial Of Service Vulnerability
SecurityTracker: 1015382 - Cisco IOS EIGRP Bugs Let Remote Users Deny Service or Obtain Potentially Sensitive Information
Vupen: ADV-2005-3008

See also: 🔍

Entryinfo

Created: 03/12/2015 11:11
Updated: 08/02/2017 11:29
Changes: 03/12/2015 11:11 (51), 08/02/2017 11:29 (8)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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