CVE-2020-3535
A vulnerability in the loading mechanism of specific DLLs in the Cisco Webex Teams client for Windows could allow an authenticated, local attacker to load a malicious library. To exploit this vulnerability, the attacker needs valid credentials on the Windows system. The vulnerability is due to incorrect handling of directory paths at run time. An attacker could exploit this vulnerability by placing a malicious DLL file in a specific location on the targeted system. This file will execute when the vulnerable application launches. A successful exploit could allow the attacker to execute arbitrary code on the targeted system with the privileges of another user’s account.
EPSS 0.14% · 33.4th percentile
Risk Scores
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Identity Services Engine | |
| Cisco | N/A | |
| cisco | webex_teams | 3.0.13464.0 |
| Cisco | Cisco Webex Teams | * |
Exploit Intelligence
Timeline
- Oct 8, 2020 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Oct 26, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- May 1, 2022 EPSS Score
- Jul 3, 2022 EPSS Score
- Sep 4, 2022 EPSS Score
References
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-auth-bypass-uJWqLTZM advisory
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-teams-dll-drsnH5AN advisory
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cdp-rcedos-mAHR8vNx advisory
- https://nvd.nist.gov/vuln/detail/CVE-2020-3535 advisory