Juniper WLC up to 8.0.3/9.0.2.10/9.0.3.4/9.1.0 Proxy ARP/No Broadcast Feature input validation

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

A vulnerability classified as problematic has been found in Juniper WLC up to 8.0.3/9.0.2.10/9.0.3.4/9.1.0. Affected is an unknown function of the component Proxy ARP/No Broadcast Feature. 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 presented 12/10/2014 as JSA10662 as confirmed advisory (Website). The advisory is available at kb.juniper.net. This vulnerability is traded as CVE-2014-6381 since 09/11/2014. 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 advisory points out:

When "Proxy ARP" or "No Broadcast" features are enabled in a clustered WLC setup, a network adjacent attacker with access to the local WiFi network may cause a WLC device to disconnect from the cluster causing a denial of service condition for the wireless access points.

The advisory illustrates:

This issue can not be exploited remotely over the Internet as access to the local WiFi network is essential to trigger this condition.

Upgrading to version 8.0.4, 9.0.2.11, 9.0.3.5 or 9.1.1 eliminates this vulnerability. It is possible to mitigate the problem by applying the configuration setting Disable Proxy ARP + No Broadcast. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published immediately after the disclosure of the vulnerability.

Productinfo

Vendor

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Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

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

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
ATT&CK: Unknown

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: 🔍

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

Upgrade: WLC 8.0.4/9.0.2.11/9.0.3.5/9.1.1
Config: Disable Proxy ARP + No Broadcast

Timelineinfo

09/11/2014 🔍
12/10/2014 +90 days 🔍
12/10/2014 +0 days 🔍
12/11/2014 +1 days 🔍
12/11/2014 +0 days 🔍
12/12/2014 +1 days 🔍
12/12/2014 +0 days 🔍
03/01/2022 +2636 days 🔍

Sourcesinfo

Vendor: juniper.net

Advisory: JSA10662
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-6381 (🔍)
SecurityTracker: 1031360 - Juniper WLC Series Lets Remote Users on the Wireless Network Deny Service
SecurityFocus: 71612 - Juniper WLC Series Devices CVE-2014-6381 Denial of Service Vulnerability

Entryinfo

Created: 12/12/2014 10:25
Updated: 03/01/2022 09:56
Changes: 12/12/2014 10:25 (59), 07/07/2017 17:16 (4), 03/01/2022 09:56 (3)
Complete: 🔍

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