Cisco IOS/IOS XE IKEv2 input validation

CVSS Meta Temp Score
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CTI Interest Score
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6.5$0-$5k0.00

Summaryinfo

A vulnerability was found in Cisco IOS and IOS XE and classified as problematic. Affected is an unknown function of the component IKEv2 Handler. The manipulation results in input validation. This vulnerability is identified as CVE-2015-0642. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Cisco IOS and IOS XE (Router Operating System). Affected is an unknown code of the component IKEv2 Handler. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on availability.

The weakness was released 03/25/2015 with Cisco as cisco-sa-20150325-ikev2 as confirmed advisory (Website). The advisory is available at tools.cisco.com. This vulnerability is traded as CVE-2015-0642 since 01/07/2015. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available.

The vulnerability scanner Nessus provides a plugin with the ID 82574 , which helps to determine the existence of the flaw in a target environment. It is . The commercial vulnerability scanner Qualys is able to test this issue with plugin 43438 (Cisco IOS Internet Key Exchange Version 2 Denial of Service Vulnerabilities (cisco-sa-20150325-ikev2)).

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (101793), Tenable (82574), SecurityFocus (BID 73333†), SecurityTracker (ID 1031978†) and Vulnerability Center (SBV-49221†). Entry connected to this vulnerability is available at VDB-74107. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Affected

  • Cisco IOS 12.2 up to 15.4
  • Cisco IOS XE up to 3.13.2

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 6.5

VulDB Base Score: 7.5
VulDB Temp Score: 6.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 82574
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Port: 🔍

OpenVAS ID: 103403
OpenVAS Name: Cisco IOS Software and IOS XE Software Internet Key Exchange Version 2 Denial of Service Vulnerabilities
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/07/2015 🔍
03/25/2015 +77 days 🔍
03/25/2015 +0 days 🔍
03/25/2015 +0 days 🔍
03/25/2015 +0 days 🔍
03/26/2015 +1 days 🔍
03/26/2015 +0 days 🔍
03/26/2015 +0 days 🔍
04/03/2015 +8 days 🔍
04/16/2022 +2570 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-20150325-ikev2
Organization: Cisco
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-0642 (🔍)
GCVE (CVE): GCVE-0-2015-0642
GCVE (VulDB): GCVE-100-74106
X-Force: 101793 - Cisco IOS and Cisco IOS XE IKEv2 denial of service
SecurityFocus: 73333 - Cisco IOS and IOS XE Software 'IKEv2' Module Multiple Denial of Service Vulnerabilities
SecurityTracker: 1031978 - Cisco IOS and IOS-XE IKEv2 Processing Flaw Lets Remote Users Deny Service
Vulnerability Center: 49221 - [cisco-sa-20150325-ikev2] Cisco IOS and IOS-XE Remote DoS via IKEv2, High

scip Labs: https://www.scip.ch/en/?labs.20150108
See also: 🔍

Entryinfo

Created: 03/26/2015 08:50
Updated: 04/16/2022 07:44
Changes: 03/26/2015 08:50 (73), 06/23/2017 10:40 (8), 04/16/2022 07:38 (3), 04/16/2022 07:44 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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