Vulnerability in Cisco Webex Teams
CVE-2021-1536
A vulnerability in Cisco Webex Meetings Desktop App for Windows, Cisco Webex Meetings Server, Cisco Webex Network Recording Player for Windows, and Cisco Webex Teams for Windows could allow an authenticated, local attacker to perform a DLL injection attack on an affected device. To exploit this vulnerability, the attacker must have valid credentials on the Windows system. This vulnerability is due to incorrect handling of directory paths at run time. An attacker could exploit this vulnerability by inserting a configuration file in a specific path in the system, which can cause a malicious DLL file to be loaded when the application starts. A successful exploit could allow the attacker to execute arbitrary code on the affected system with the privileges of another user account.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.003 (24.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 24th percentile — 24.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Cisco Webex Teams
- Cisco Webex Meetings Desktop
- Cisco Webex Meetings Online
- Cisco Webex Meetings Server — versions 4.0
- Cisco Webex Network Recording Player
- Cisco Webex Teams — versions 3.0.15485.0
Weakness classification (CWE)
References
- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-dl… (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-1536?
- CVE-2021-1536 is a medium-severity vulnerability in Cisco Webex Teams, classified under Uncontrolled Search Path Element. CVSS score: 4.8/10. Published 2021-06-04.
- How severe is CVE-2021-1536?
- Medium severity. CVSS v3 base score is 4.8 out of 10.