Cisco IOS XE Websocket data authenticity

CVSS Meta Temp Score
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CTI Interest Score
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5.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Cisco IOS XE and classified as problematic. Affected by this issue is some unknown functionality of the component Websocket Handler. Executing a manipulation can lead to data authenticity. This vulnerability is registered as CVE-2021-1403. It is possible to launch the attack remotely. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Cisco IOS XE (Router Operating System) (the affected version is unknown). It has been declared as problematic. This vulnerability affects an unknown code of the component Websocket Handler. The manipulation with an unknown input leads to a data authenticity vulnerability. The CWE definition for the vulnerability is CWE-345. The product does not sufficiently verify the origin or authenticity of data, in a way that causes it to accept invalid data. As an impact it is known to affect availability.

The weakness was published 03/25/2021 as cisco-sa-iosxe-cswsh-FKk9AzT5. The advisory is shared for download at tools.cisco.com. This vulnerability was named CVE-2021-1403. Successful exploitation requires user interaction by the victim. 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: 5.8
VulDB Meta Temp Score: 5.7

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.4
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Data authenticity
CWE: CWE-345
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

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

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-iosxe-cswsh-FKk9AzT5
Status: Confirmed

CVE: CVE-2021-1403 (🔍)
GCVE (CVE): GCVE-0-2021-1403
GCVE (VulDB): GCVE-100-171700
scip Labs: https://www.scip.ch/en/?labs.20150108

Entryinfo

Created: 03/25/2021 09:08
Updated: 04/04/2021 22:40
Changes: 03/25/2021 09:08 (38), 04/04/2021 22:36 (5), 04/04/2021 22:40 (19)
Complete: 🔍
Cache ID: 216::103

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