VDB-130639 · CVE-2019-1680 · BID 106939

Cisco Webex Business Suite up to 3.0.8 input validation

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.2	$0-$5k	0.00

A vulnerability has been found in Cisco Webex Business Suite up to 3.0.8 (Unified Communication Software) and classified as critical. Affected by this vulnerability is an unknown code block. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability in Cisco Webex Business Suite could allow an unauthenticated, remote attacker to inject arbitrary text into a user's browser. The vulnerability is due to improper validation of input. An attacker could exploit this vulnerability by convincing a targeted user to view a malicious URL. A successful exploit could allow the attacker to inject arbitrary text into the user's browser. The attacker could use the content injection to conduct spoofing attacks. Versions prior than 3.0.9 are affected.

The bug was discovered 02/06/2019. The weakness was shared 02/07/2019 as cisco-sa-20190206-webex-inject as confirmed advisory (Website). It is possible to read the advisory at tools.cisco.com. This vulnerability is known as CVE-2019-1680 since 12/06/2018. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $5k-$25k.

Upgrading to version 3.0.9 eliminates this vulnerability.

Productinfo

Type

Unified Communication Software

Vendor

Cisco

Name

Webex Business Suite

Version

License

commercial

Support

end of life (old version)

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: 5.2

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.3
NVD Vector: 🔍

CNA Base Score: 4.3
CNA Vector (Cisco Systems, Inc.): 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

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: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Webex Business Suite 3.0.9

Timelineinfo

12/06/2018 🔍
02/06/2019 +62 days 🔍
02/07/2019 +1 days 🔍
02/08/2019 +1 days 🔍
07/06/2023 +1609 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-20190206-webex-inject
Status: Confirmed

CVE: CVE-2019-1680 (🔍)
SecurityFocus: 106939

Entryinfo

Created: 02/08/2019 09:38
Updated: 07/06/2023 19:12
Changes: 02/08/2019 09:38 (59), 05/09/2020 09:11 (1), 07/06/2023 19:05 (4), 07/06/2023 19:12 (12)
Complete: 🔍