VDB-137499 · CVE-2019-13450 · BID 109082

Zoom/RingCentral Client on MacOS Web Server Video Call access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Zoom/RingCentral Client on MacOS. It has been classified as critical. Affected is an unknown function of the component Web Server. Performing a manipulation as part of Video Call results in access control (Video). This vulnerability is cataloged as CVE-2019-13450. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Zoom/RingCentral Client on MacOS (Unified Communication Software) (unknown version). It has been classified as critical. This affects an unknown code block of the component Web Server. The manipulation as part of a Video Call leads to a access control vulnerability (Video). CWE is classifying the issue as CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

In the Zoom Client through 4.4.4 and RingCentral 7.0.136380.0312 on macOS, remote attackers can force a user to join a video call with the video camera active. This occurs because any web site can interact with the Zoom web server on localhost port 19421 or 19424. NOTE: a machine remains vulnerable if the Zoom Client was installed in the past and then uninstalled. Blocking exploitation requires additional steps, such as the ZDisableVideo preference and/or killing the web server, deleting the ~/.zoomus directory, and creating a ~/.zoomus plain file.

The weakness was shared 07/09/2019 (Website). It is possible to read the advisory at securityfocus.com. This vulnerability is uniquely identified as CVE-2019-13450 since 07/09/2019. It is possible to initiate the attack remotely. The requirement for exploitation is a authentication. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/18/2023). The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

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

The entry VDB-137498 is related to this item. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.0
VulDB Meta Temp Score: 6.0

VulDB Base Score: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
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

Name: Video
Class: Access control / Video
CWE: CWE-284 / CWE-266
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/09/2019 🔍
07/09/2019 +0 days 🔍
07/09/2019 +0 days 🔍
10/18/2023 +1562 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Status: Not defined

CVE: CVE-2019-13450 (🔍)
GCVE (CVE): GCVE-0-2019-13450
GCVE (VulDB): GCVE-100-137499
SecurityFocus: 109082

See also: 🔍

Entryinfo

Created: 07/09/2019 12:50
Updated: 10/18/2023 12:10
Changes: 07/09/2019 12:50 (57), 07/02/2020 15:53 (1), 10/18/2023 12:10 (3)
Complete: 🔍
Cache ID: 216::103

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