Cisco Webex Training Meeting input validation

CVSS Meta Temp Score
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CTI Interest Score
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4.0$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Cisco Webex Training. Affected by this vulnerability is an unknown functionality of the component Meeting Handler. Performing a manipulation results in input validation. This vulnerability was named CVE-2020-3542. The attack may be initiated remotely. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Cisco Webex Training (Unified Communication Software) (affected version not known). This affects some unknown functionality of the component Meeting Handler. 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 confidentiality. The summary by CVE is:

A vulnerability in Cisco Webex Training could allow an authenticated, remote attacker to join a password-protected meeting without providing the meeting password. The vulnerability is due to improper validation of input to API requests that are a part of meeting join flow. An attacker could exploit this vulnerability by sending an API request to the application, which would return a URL that includes a meeting join page that is prepopulated with the meeting username and password. A successful exploit could allow the attacker to join the password-protected meeting. The attacker would be visible in the attendee list of the meeting.

The weakness was presented 09/04/2020 as cisco-sa-webex-meetings-UtbwOR as confirmed advisory (Website). It is possible to read the advisory at tools.cisco.com. This vulnerability is uniquely identified as CVE-2020-3542 since 12/12/2019. The exploitability is told to be difficult. It is possible to initiate the attack remotely. A authentication is required for exploitation. The technical details are unknown and an exploit is not 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: 4.2
VulDB Meta Temp Score: 4.1

VulDB Base Score: 3.1
VulDB Temp Score: 3.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Input validation
CWE: CWE-20
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

12/12/2019 🔍
09/04/2020 +267 days 🔍
09/04/2020 +0 days 🔍
11/12/2020 +69 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-webex-meetings-UtbwOR
Status: Confirmed

CVE: CVE-2020-3542 (🔍)
GCVE (CVE): GCVE-0-2020-3542
GCVE (VulDB): GCVE-100-160743

Entryinfo

Created: 09/04/2020 13:45
Updated: 11/12/2020 18:50
Changes: 09/04/2020 13:45 (40), 09/04/2020 13:50 (12), 11/11/2020 08:16 (1), 11/12/2020 18:50 (1)
Complete: 🔍
Cache ID: 216::103

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