Cisco IOS up to 15.1 SSH Session denial of service

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

A vulnerability was found in Cisco IOS up to 15.1 (Router Operating System). It has been classified as critical. Affected is an unknown part of the component SSH Session Handler. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. CVE summarizes:

Cisco IOS before 15.1(2)SY allows remote authenticated users to cause a denial of service (device crash) by establishing an SSH session from a client and then placing this client into a (1) slow or (2) idle state, aka Bug ID CSCto87436.

The weakness was published 04/23/2014 (Website). The advisory is available at cisco.com. This vulnerability is traded as CVE-2012-5014 since 09/21/2012. It is possible to launch the attack remotely. A authentication is necessary for exploitation. The technical details are unknown and an exploit is not available.

Upgrading to version 15.1(2)SY eliminates this vulnerability.

Similar entries are available at 69454, 69452, 69451 and 69449.

Productinfo

Type

Vendor

Name

Version

License

Support

  • end of life (old version)

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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

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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: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: IOS 15.1(2)SY

Timelineinfo

09/21/2012 🔍
04/23/2014 +579 days 🔍
04/23/2014 +0 days 🔍
04/23/2014 +0 days 🔍
04/28/2014 +5 days 🔍
03/25/2015 +331 days 🔍
05/26/2017 +793 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2012-5014 (🔍)
Vulnerability Center: 44281 - Cisco IOS before 15.1(2)SY Remote DoS Vulnerability via SSH Session, Medium

See also: 🔍

Entryinfo

Created: 03/25/2015 16:45
Updated: 05/26/2017 04:00
Changes: 03/25/2015 16:45 (56), 05/26/2017 04:00 (2)
Complete: 🔍

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