Cisco WebEx Meetings Mobile on iOS SSL Certificate certificate validation

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Cisco WebEx Meetings Mobile on iOS. Affected by this vulnerability is an unknown functionality of the component SSL Certificate. This manipulation causes certificate validation. The identification of this vulnerability is CVE-2019-1948. It is possible to initiate the attack remotely. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Cisco WebEx Meetings Mobile on iOS (Unified Communication Software) (affected version not known). It has been declared as critical. Affected by this vulnerability is some unknown functionality of the component SSL Certificate. The manipulation with an unknown input leads to a certificate validation vulnerability. The CWE definition for the vulnerability is CWE-295. The product does not validate, or incorrectly validates, a certificate. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability in Cisco Webex Meetings Mobile (iOS) could allow an unauthenticated, remote attacker to gain unauthorized read access to sensitive data by using an invalid Secure Sockets Layer (SSL) certificate. The vulnerability is due to insufficient SSL certificate validation by the affected software. An attacker could exploit this vulnerability by supplying a crafted SSL certificate to an affected device. A successful exploit could allow the attacker to conduct man-in-the-middle attacks to decrypt confidential information on user connections to the affected software.

The weakness was shared 08/21/2019 as cisco-sa-20190821-webex-ssl-ce as confirmed advisory (Website). The advisory is shared at tools.cisco.com. This vulnerability is known as CVE-2019-1948 since 12/06/2018. The exploitation appears to be difficult. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1587.003 for this issue.

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: 5.6
VulDB Temp Score: 5.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.9
NVD Vector: 🔍

CNA Base Score: 5.9
CNA Vector (Cisco Systems, Inc.): 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Certificate validation
CWE: CWE-295 / CWE-287
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

12/06/2018 🔍
08/21/2019 +258 days 🔍
08/22/2019 +1 days 🔍
11/28/2023 +1559 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-20190821-webex-ssl-ce
Status: Confirmed

CVE: CVE-2019-1948 (🔍)
GCVE (CVE): GCVE-0-2019-1948
GCVE (VulDB): GCVE-100-140569

Entryinfo

Created: 08/22/2019 09:49
Updated: 11/28/2023 13:20
Changes: 08/22/2019 09:49 (41), 08/02/2020 18:02 (18), 11/28/2023 13:20 (14)
Complete: 🔍
Cache ID: 216::103

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