Cisco NX-OS 5.0 on Nexus SNMP resource management

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.5$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Cisco NX-OS 5.0 on Nexus. Affected by this issue is some unknown functionality of the component SNMP. Performing a manipulation results in resource management. This vulnerability is cataloged as CVE-2011-4023. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as critical, was found in Cisco NX-OS 5.0 on Nexus (Router Operating System). This affects some unknown functionality of the component SNMP. The manipulation with an unknown input leads to a resource management vulnerability. CWE is classifying the issue as CWE-399. This is going to have an impact on availability. The summary by CVE is:

Memory leak in libcmd in Cisco NX-OS 5.0 on Nexus switches allows remote authenticated users to cause a denial of service (memory consumption) via SNMP requests, aka Bug ID CSCtr65682.

The weakness was shared 05/03/2012 (Website). It is possible to read the advisory at cisco.com. This vulnerability is uniquely identified as CVE-2011-4023 since 10/06/2011. The exploitability is told to be easy. 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 pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 05/04/2019).

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 X-Force (75368) and Vulnerability Center (SBV-35766†). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

VulDB Base Score: 7.5
VulDB Temp Score: 7.5
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: Resource management
CWE: CWE-399 / CWE-404
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/06/2011 🔍
05/03/2012 +210 days 🔍
05/03/2012 +0 days 🔍
05/03/2012 +0 days 🔍
07/31/2012 +89 days 🔍
03/23/2015 +965 days 🔍
05/04/2019 +1503 days 🔍

Sourcesinfo

Vendor: cisco.com

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

CVE: CVE-2011-4023 (🔍)
GCVE (CVE): GCVE-0-2011-4023
GCVE (VulDB): GCVE-100-60699
X-Force: 75368
Vulnerability Center: 35766 - Cisco NX-OS 5.0 o Nexus Switches Remote Authenticated DoS Vulnerability, Medium

Entryinfo

Created: 03/23/2015 16:50
Updated: 05/04/2019 19:09
Changes: 03/23/2015 16:50 (48), 05/04/2019 19:09 (8)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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