Cisco Webex Meetings Desktop App on Windows Virtualization Channel Messaging path traversal
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.3 | $0-$5k | 0.00 |
A vulnerability has been found in Cisco Webex Meetings Desktop App on Windows (Unified Communication Software) (affected version not known) and classified as critical. This vulnerability affects some unknown functionality of the component Virtualization Channel Messaging. The manipulation with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. As an impact it is known to affect confidentiality, integrity, and availability.
The weakness was presented 11/07/2020 as cisco-sa-webex-vdi-qQrpBwuJ. The advisory is shared for download at tools.cisco.com. This vulnerability was named CVE-2020-3588. The exploitation appears to be easy. The attack needs to be approached locally. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1006.
Upgrading eliminates this vulnerability.
Product
Type
Vendor
Name
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.5VulDB Meta Temp Score: 6.4
VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.8
NVD Vector: 🔍
CVSSv2
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Path traversalCWE: CWE-22
CAPEC: 🔍
ATT&CK: 🔍
Local: Yes
Remote: No
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
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Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Timeline
12/12/2019 🔍11/07/2020 🔍
11/07/2020 🔍
12/03/2020 🔍
Sources
Vendor: cisco.comAdvisory: cisco-sa-webex-vdi-qQrpBwuJ
Status: Confirmed
CVE: CVE-2020-3588 (🔍)
Entry
Created: 11/07/2020 07:24Updated: 12/03/2020 18:07
Changes: 11/07/2020 07:24 (39), 12/03/2020 18:02 (2), 12/03/2020 18:07 (19)
Complete: 🔍
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