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TI-2018-10991 Aliases CVE-2018-15431GHSA-xx58-2cm9-6rvr

Cisco Webex Network Recording Player and Cisco Webex Player Remote Code Execution Vulnerabilities

Priority LOW 35CWE-20Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
Required
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.

Summary

A vulnerability in the Cisco Webex Network Recording Player for Microsoft Windows and the Cisco Webex Player for Microsoft Windows could allow an attacker to execute arbitrary code on an affected system. The vulnerability exist because the affected software improperly validates Advanced Recording Format (ARF) and Webex Recording Format (WRF) files. An attacker could exploit this vulnerability by sending a user a malicious ARF or WRF file via a link or an email attachment and persuading the user to open the file by using the affected software. A successful exploit could allow the attacker to execute arbitrary code on the affected system.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0049 42nd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
CiscoCisco WebEx WRF Playerall versions—No fix listedCNA
  • Cisco WebEx WRF Player VendorCisco Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 5

CPEVersionsRoleVendor
cpe:2.3:a:cisco:webex_meetings_server:3.0:-:*:*:*:*:*:*3.0VulnerableCisco
cpe:2.3:a:cisco:webex_meetings_server:3.0:maintenance_release1:*:*:*:*:*:*3.0 maintenance_release1VulnerableCisco
cpe:2.3:a:cisco:webex_meetings_server:3.0:maintenance_release2_patch1:*:*:*:*:*:*3.0 maintenance_release2_patch1VulnerableCisco
cpe:2.3:a:cisco:webex_meetings_online:*:*:*:*:*:*:*:*before 1.3.38VulnerableCisco
cpe:2.3:a:cisco:webex_business_suite_32:*:*:*:*:*:*:*:*before 32.15.30VulnerableCisco
  • cpe:2.3:a:cisco:webex_meetings_server:3.0:-:*:*:*:*:*:* Versions 3.0 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:webex_meetings_server:3.0:maintenance_release1:*:*:*:*:*:* Versions 3.0 maintenance_release1 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:webex_meetings_server:3.0:maintenance_release2_patch1:*:*:*:*:*:* Versions 3.0 maintenance_release2_patch1 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:webex_meetings_online:*:*:*:*:*:*:*:* Versions before 1.3.38 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:webex_business_suite_32:*:*:*:*:*:*:*:* Versions before 32.15.30 Vulnerable ·Cisco

Remediation

No fixed version listed by the sources yet.

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Advisory ·

    Cisco WebEx WRF Player — 20181003 Cisco Webex Network Recording Player and Cisco Webex Player Remote Code Execution Vulnerabilities

    13 records Highest priority Priority MEDIUM 12 MEDIUM, 1 LOW

    Other records, highest priority first

    • TI-2018-10980 Cisco Webex Network Recording Player and Cisco Webex Player Remote Code Execution VulnerabilitiesPriority MEDIUM 40
    • TI-2018-10979 Cisco Webex Network Recording Player and Cisco Webex Player Remote Code Execution VulnerabilitiesPriority MEDIUM 40
    • TI-2018-10978 Cisco Webex Network Recording Player and Cisco Webex Player Remote Code Execution VulnerabilitiesPriority MEDIUM 40
    Show all 13 records → Advisory →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2018-15431
  2. 2026-10-03 Alias added: GHSA-xx58-2cm9-6rvr

References

Advisory 1

  • TI-2018-00224 Improper input validation in Cisco WebEx Advanced Recording Format file players CVSS 3.0CRITICAL 9.6
  • TI-2018-00087 Improper input validation in Cisco WebEx Clients CVSS 3.0CRITICAL 9.0
  • TI-2018-10982 Cisco Webex Network Recording Player Remote Code Execution Vulnerabilities CVSS 3.1HIGH 7.8
  • TI-2018-10981 Cisco Webex Network Recording Player Remote Code Execution Vulnerabilities CVSS 3.1HIGH 7.8
  • TI-2018-10980 Cisco Webex Network Recording Player and Cisco Webex Player Remote Code Execution Vulnerabilities CVSS 3.0HIGH 7.8
  • TI-2018-10979 Cisco Webex Network Recording Player and Cisco Webex Player Remote Code Execution Vulnerabilities CVSS 3.1HIGH 7.8
See all 18 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences