CVE-2020-3194
CVE-2020-3194 is a high-severity vulnerability in Cisco Webex Network Recording Player with a CVSS 3.x base score of 7.8. 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-20.
Key facts
- Severity: High (CVSS 3.x base score 7.8)
- CVSS v2: 9.3
- EPSS exploit prediction: 2% (77th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-20
- Affected product: Cisco Webex Network Recording Player
- Published:
- Last modified:
Description
A vulnerability in Cisco Webex Network Recording Player for Microsoft Windows and Cisco Webex Player for Microsoft Windows could allow an attacker to execute arbitrary code on an affected system. The vulnerability exists due to insufficient validation of certain elements with a Webex recording stored in either the Advanced Recording Format (ARF) or the Webex Recording Format (WRF). An attacker could exploit this vulnerability by sending a user a malicious ARF or WRF file through a link or email attachment and persuading the user to open the file with the affected software on the local system. A successful exploit could allow the attacker to execute arbitrary code on the affected system with the privileges of the targeted user.
Frequently asked questions
- What is CVE-2020-3194?
- A vulnerability in Cisco Webex Network Recording Player for Microsoft Windows and Cisco Webex Player for Microsoft Windows could allow an attacker to execute arbitrary code on an affected system. The vulnerability exists due to insufficient validation of certain elements with a Webex recording stored in either the Advanced Recording Format (ARF) or the Webex Recording Format (WRF). An attacker could exploit this vulnerability by sending a user a malicious ARF or WRF file through a link or email attachment and persuading the user to open the file with the affected software on the local system. A successful exploit could allow the attacker to execute arbitrary code on the affected system with the privileges of the targeted user.
- How severe is CVE-2020-3194?
- CVE-2020-3194 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2020-3194 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-3194?
- CVE-2020-3194 primarily affects Cisco Webex Network Recording Player. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2020-3194?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2020-3194 published?
- CVE-2020-3194 was published on 2020-04-15 and last updated on 2026-06-17.
References
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-player-Q7Rtgvby
Affected products (7)
- cpe:2.3:a:cisco:webex_network_recording_player:*:*:*:*:*:windows:*:*
- cpe:2.3:a:cisco:webex_meetings:*:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:webex_meetings_online:*:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:webex_meetings_server:*:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:webex_meetings_server:4.0:-:*:*:*:*:*:*
- cpe:2.3:a:cisco:webex_meetings_server:4.0:maintenance_release1:*:*:*:*:*:*
- cpe:2.3:a:cisco:webex_meetings_server:4.0:maintenance_release2:*:*:*:*:*:*
More vulnerabilities in Cisco Webex Network Recording Player
- 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-2021-1502 — High (CVSS 7.8): A vulnerability in Cisco Webex Network Recording Player for Windows and MacOS and Cisco Webex Player for Windows and…
- CVE-2020-3128 — High (CVSS 7.8): Multiple vulnerabilities in Cisco Webex Network Recording Player for Microsoft Windows and Cisco Webex Player for…
- CVE-2020-3127 — High (CVSS 7.8): Multiple vulnerabilities in Cisco Webex Network Recording Player for Microsoft Windows and Cisco Webex Player for…
- CVE-2018-0103 — High (CVSS 7.8): A Buffer Overflow vulnerability in Cisco WebEx Network Recording Player for Advanced Recording Format (ARF) files could…
- CVE-2021-1536 — Medium (CVSS 4.8): A vulnerability in Cisco Webex Meetings Desktop App for Windows, Cisco Webex Meetings Server, Cisco Webex Network…
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