Cisco IOS 12.2t/12.3/12.3t ISAKMP Profile Attribute improper authentication

CVSS Meta Temp Score
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CTI Interest Score
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6.2$0-$5k0.00

Summaryinfo

A vulnerability was found in Cisco IOS 12.2t/12.3/12.3t. It has been classified as critical. This issue affects some unknown processing of the component ISAKMP Profile Attribute Handler. Performing a manipulation results in improper authentication. This vulnerability is known as CVE-2005-1057. Remote exploitation of the attack is possible. No exploit is available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability, which was classified as critical, was found in Cisco IOS 12.2t/12.3/12.3t (Router Operating System). This affects an unknown code block of the component ISAKMP Profile Attribute Handler. The manipulation with an unknown input leads to a improper authentication vulnerability. CWE is classifying the issue as CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. This is going to have an impact on confidentiality, and integrity. The summary by CVE is:

Cisco IOS 12.2T, 12.3 and 12.3T, when using Easy VPN Server XAUTH version 6 authentication, allows remote attackers to bypass authentication via a "malformed packet."

The bug was discovered 04/06/2005. The weakness was published 04/06/2005 with Cisco (Website). It is possible to read the advisory at cisco.com. This vulnerability is uniquely identified as CVE-2005-1057 since 04/12/2005. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 48984 (Vulnerabilities in the Internet Key Exchange Xauth Implementation - 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 38420 (Cisco IOS Easy VPN Server XAUTH Authentication Bypass Vulnerability (cisco-sa-20050406-xauth)).

Applying a patch is able to eliminate this problem. The bugfix is ready for download at cisco.com. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (19985), Tenable (48984), SecurityFocus (BID 13031†), OSVDB (15304†) and Secunia (SA14853†). Similar entry is available at VDB-1334. Be aware that VulDB is the high quality 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: 6.5
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
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: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 48984
Nessus Name: Vulnerabilities in the Internet Key Exchange Xauth Implementation - 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: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: cisco.com

Timelineinfo

04/06/2005 🔍
04/06/2005 +0 days 🔍
04/06/2005 +0 days 🔍
04/06/2005 +0 days 🔍
04/06/2005 +0 days 🔍
04/07/2005 +1 days 🔍
04/12/2005 +5 days 🔍
04/12/2005 +0 days 🔍
04/12/2005 +0 days 🔍
05/02/2005 +20 days 🔍
09/01/2010 +1948 days 🔍
07/02/2019 +3226 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco.com
Researcher: http://www.cisco.com
Organization: Cisco
Status: Confirmed

CVE: CVE-2005-1057 (🔍)
GCVE (CVE): GCVE-0-2005-1057
GCVE (VulDB): GCVE-100-1335

OVAL: 🔍

X-Force: 19985
SecurityFocus: 13031 - Cisco IOS Easy VPN Server XAUTH Authentication Bypass Vulnerability
Secunia: 14853 - Cisco IOS IKE XAUTH Implementation Security Bypass Vulnerabilities, Moderately Critical
OSVDB: 15304 - Cisco IOS XAUTH gain access
Vulnerability Center: 7565 - [cisco-sa-20050406-xauth] Cisco IOS Easy VPN Server Allows Unauthorized Access, Medium

See also: 🔍

Entryinfo

Created: 04/12/2005 14:58
Updated: 07/02/2019 09:36
Changes: 04/12/2005 14:58 (85), 07/02/2019 09:36 (4)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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