VDB-121932 · CVE-2018-0387 · BID 104873

Cisco WebEx Teams on Windows/macOS input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.5$5k-$25k0.00

A vulnerability classified as critical has been found in Cisco WebEx Teams on Windows/macOS (Unified Communication Software) (version now known). Affected is some unknown processing. 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, integrity, and availability. CVE summarizes:

A vulnerability in Cisco Webex Teams (for Windows and macOS) could allow an unauthenticated, remote attacker to execute arbitrary code on the user's device, possibly with elevated privileges. The vulnerability occurs because Cisco Webex Teams does not properly sanitize input. An attacker could exploit the vulnerability by sending a user a malicious link and persuading the user to follow the link. A successful exploit could allow the attacker to execute arbitrary code on the user's system. Cisco Bug IDs: CSCvh66250.

The bug was discovered 07/18/2018. The weakness was disclosed 07/18/2018 by Alex as cisco-sa-20180718-webex-teams- as confirmed advisory (Website). The advisory is shared for download at tools.cisco.com. This vulnerability is traded as CVE-2018-0387 since 11/27/2017. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 03/08/2020).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Productinfo

Type

Vendor

Name

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: 7.5
VulDB Meta Temp Score: 7.5

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
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: 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: no mitigation known
Status: 🔍

Timelineinfo

11/27/2017 🔍
07/18/2018 +232 days 🔍
07/18/2018 +0 days 🔍
07/18/2018 +0 days 🔍
07/18/2018 +0 days 🔍
07/19/2018 +1 days 🔍
03/08/2020 +598 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-20180718-webex-teams-
Researcher: Alex
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-0387 (🔍)
SecurityFocus: 104873 - Cisco Webex Teams CVE-2018-0387 Remote Code Execution Vulnerability

Entryinfo

Created: 07/19/2018 09:33
Updated: 03/08/2020 13:54
Changes: 07/19/2018 09:33 (59), 03/08/2020 13:54 (5)
Complete: 🔍

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