How severe is CVE-2020-3541?

CVE-2020-3541 has a CVSS 3.x base score of 4.4, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2020-3541 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-3541?

CVE-2020-3541 primarily affects Cisco Webex Meetings. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-3541?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-3541 published?

CVE-2020-3541 was published on 2020-09-04 and last updated on 2026-06-17.

CVE-2020-3541

CVE-2020-3541 is a medium-severity vulnerability in Cisco Webex Meetings with a CVSS 3.x base score of 4.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-532.

Key facts

Severity: Medium (CVSS 3.x base score 4.4)
CVSS v2: 2.1
EPSS exploit prediction: 0% (25th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-532
Affected product: Cisco Webex Meetings
Published: 2020-09-04
Last modified: 2026-06-17

Description

A vulnerability in the media engine component of Cisco Webex Meetings Client for Windows, Cisco Webex Meetings Desktop App for Windows, and Cisco Webex Teams for Windows could allow an authenticated, local attacker to gain access to sensitive information. The vulnerability is due to unsafe logging of authentication requests by the affected software. An attacker could exploit this vulnerability by reading log files that are stored in the application directory. A successful exploit could allow the attacker to gain access to sensitive information, which could be used in further attacks.

Frequently asked questions

What is CVE-2020-3541?: A vulnerability in the media engine component of Cisco Webex Meetings Client for Windows, Cisco Webex Meetings Desktop App for Windows, and Cisco Webex Teams for Windows could allow an authenticated, local attacker to gain access to sensitive information. The vulnerability is due to unsafe logging of authentication requests by the affected software. An attacker could exploit this vulnerability by reading log files that are stored in the application directory. A successful exploit could allow the attacker to gain access to sensitive information, which could be used in further attacks.
How severe is CVE-2020-3541?: CVE-2020-3541 has a CVSS 3.x base score of 4.4, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2020-3541 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-3541?: CVE-2020-3541 primarily affects Cisco Webex Meetings. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-3541?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-3541 published?: CVE-2020-3541 was published on 2020-09-04 and last updated on 2026-06-17.

References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-media-znjfwHD6

Affected products (3)

cpe:2.3:a:cisco:webex_meetings:*:*:*:*:*:windows:*:*
cpe:2.3:a:cisco:webex_meetings:*:*:*:*:desktop:windows:*:*
cpe:2.3:a:cisco:webex_teams:*:*:*:*:*:windows:*:*

More vulnerabilities in Cisco Webex Meetings

CVE-2018-0264 — Critical (CVSS 9.6): A vulnerability in the Cisco WebEx Network Recording Player for Advanced Recording Format (ARF) files could allow an…
CVE-2018-0104 — Critical (CVSS 9.6): A vulnerability in Cisco WebEx Network Recording Player for Advanced Recording Format (ARF) files could allow a remote…
CVE-2017-12372 — Critical (CVSS 9.6): A "Cisco WebEx Network Recording Player Remote Code Execution Vulnerability" exists in Cisco WebEx Network Recording…
CVE-2017-12371 — Critical (CVSS 9.6): A "Cisco WebEx Network Recording Player Remote Code Execution Vulnerability" exists in Cisco WebEx Network Recording…
CVE-2017-12370 — Critical (CVSS 9.6): A "Cisco WebEx Network Recording Player Remote Code Execution Vulnerability" exists in Cisco WebEx Network Recording…
CVE-2017-12369 — Critical (CVSS 9.6): A "Cisco WebEx Network Recording Player Out-of-Bounds Vulnerability" exists in Cisco WebEx Network Recording Player for…

All CVEs affecting Cisco Webex Meetings →

Other CWE-532 (Insertion of Sensitive Information into Log File) vulnerabilities

CVE-2022-36407 — Critical (CVSS 9.9): Insertion of Sensitive Information into Log File vulnerability in Hitachi Virtual Storage Platform, Hitachi Virtual…
CVE-2023-40029 — Critical (CVSS 9.9): Argo CD is a declarative continuous deployment for Kubernetes. Argo CD Cluster secrets might be managed declaratively…
CVE-2021-32724 — Critical (CVSS 9.9): check-spelling is a github action which provides CI spell checking. In affected versions and for a repository with the…
CVE-2026-49200 — Critical (CVSS 9.8): The acer_cgi.log file in the device firmware is accessible without authentication via the web interface. This file…
CVE-2026-22778 — Critical (CVSS 9.8): vLLM is an inference and serving engine for large language models (LLMs). From 0.8.3 to before 0.14.1, when an invalid…
CVE-2025-11008 — Critical (CVSS 9.8): The CE21 Suite plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and…

Browse all CWE-532 (Insertion of Sensitive Information into Log File) vulnerabilities →