Cisco Aironet mDNS Gateway denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Cisco Aironet. This affects an unknown part of the component mDNS Gateway. Executing a manipulation can lead to denial of service. This vulnerability is tracked as CVE-2021-1439. The attack is only possible within the local network. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Cisco Aironet (Wireless LAN Software) (affected version not known). This vulnerability affects some unknown functionality of the component mDNS Gateway. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability.

The weakness was disclosed 03/25/2021 as cisco-sa-aironet-mdns-dos-E6KwYuMx. The advisory is shared for download at tools.cisco.com. This vulnerability was named CVE-2021-1439. There are neither technical details nor an exploit publicly available.

Upgrading eliminates this vulnerability.

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Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.9
VulDB Meta Temp Score: 6.8

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.4
NVD Vector: 🔍

CVSSv2info

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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: 🔍

Physical: No
Local: No
Remote: Partially

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: 🔍

Timelineinfo

11/13/2020 🔍
03/25/2021 +132 days 🔍
03/25/2021 +0 days 🔍
04/05/2021 +10 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-aironet-mdns-dos-E6KwYuMx
Status: Confirmed

CVE: CVE-2021-1439 (🔍)
GCVE (CVE): GCVE-0-2021-1439
GCVE (VulDB): GCVE-100-171712

Entryinfo

Created: 03/25/2021 09:25
Updated: 04/05/2021 00:27
Changes: 03/25/2021 09:25 (38), 04/05/2021 00:21 (5), 04/05/2021 00:27 (19)
Complete: 🔍
Cache ID: 216::103

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