Stack-based buffer overflow in ataudio.dll in the Cisco WebEx WRF Player 26.x before…
Priority MEDIUM 48CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
Stack-based buffer overflow in ataudio.dll in the Cisco WebEx WRF Player 26.x before 26.49.32 for Windows, 27.x before 27.10.x (aka T27SP10) for Windows, 26.x before 26.49.35 for Mac OS X and Linux, and 27.x before 27.11.8 for Mac OS X and Linux allows remote attackers to cause a denial of service (application crash) or execute arbitrary code via a crafted WebEx Recording Format (WRF) file.
Why it matters now
EPSS 0.05127 92nd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:cisco:webex:26.00:*:linux:*:*:*:*:* | 26.00 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:webex:26.00:*:mac_os_x:*:*:*:*:* | 26.00 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:webex:26.00:*:windows:*:*:*:*:* | 26.00 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:webex:27.00:*:linux:*:*:*:*:* | 27.00 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:webex:27.00:*:mac_os_x:*:*:*:*:* | 27.00 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:webex:27.00:*:windows:*:*:*:*:* | 27.00 | Vulnerable | Cisco |
- cpe:2.3:a:cisco:webex:26.00:*:linux:*:*:*:*:* Versions 26.00 Vulnerable ·Cisco
- cpe:2.3:a:cisco:webex:26.00:*:mac_os_x:*:*:*:*:* Versions 26.00 Vulnerable ·Cisco
- cpe:2.3:a:cisco:webex:26.00:*:windows:*:*:*:*:* Versions 26.00 Vulnerable ·Cisco
- cpe:2.3:a:cisco:webex:27.00:*:linux:*:*:*:*:* Versions 27.00 Vulnerable ·Cisco
- cpe:2.3:a:cisco:webex:27.00:*:mac_os_x:*:*:*:*:* Versions 27.00 Vulnerable ·Cisco
- cpe:2.3:a:cisco:webex:27.00:*:windows:*:*:*:*:* Versions 27.00 Vulnerable ·Cisco
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2009-2877
- 2026-10-03 Alias added: GHSA-vrjm-hxm2-f263
References
Patch 9
- http://tools.cisco.com/security/center/viewIpsSignature.x?signatureId=22660&signatureSubId=0&softwareVersion=6.0&releaseVersion=S456
- http://tools.cisco.com/security/center/viewIpsSignature.x?signatureId=23040&signatureSubId=0&softwareVersion=6.0&releaseVersion=S456
- http://tools.cisco.com/security/center/viewIpsSignature.x?signatureId=22799&signatureSubId=0&softwareVersion=6.0&releaseVersion=S456
- http://tools.cisco.com/security/center/viewAlert.x?alertId=19499
- http://tools.cisco.com/security/center/viewIpsSignature.x?signatureId=22663&signatureSubId=0&softwareVersion=6.0&releaseVersion=S456
- http://tools.cisco.com/security/center/viewIpsSignature.x?signatureId=22661&signatureSubId=0&softwareVersion=6.0&releaseVersion=S456
- http://tools.cisco.com/security/center/viewIpsSignature.x?signatureId=22662&signatureSubId=0&softwareVersion=6.0&releaseVersion=S456
- ADV-2009-3574
- 20091216 Multiple Cisco WebEx WRF Player Vulnerabilities
More Cisco Webex vulnerabilities
- TI-2017-02920 Memory corruption in Cisco WebEx browser extensions CVSS 3.0HIGH 8.8
- TI-2009-02743 Buffer overflow in atrpui.dll in the Cisco WebEx WRF Player 26.x before 26.49.32 for… CVSS 2.0HIGH 9.3
- TI-2009-02742 Heap-based buffer overflow in atas32.dll in the Cisco WebEx WRF Player 26.x before… CVSS 2.0HIGH 9.3
- TI-2009-02741 Heap-based buffer overflow in atas32.dll in the Cisco WebEx WRF Player 26.x before… CVSS 2.0HIGH 9.3
- TI-2009-02739 Heap-based buffer overflow in atas32.dll in the Cisco WebEx WRF Player 26.x before… CVSS 2.0HIGH 9.3
- TI-2009-02738 Buffer overflow in atas32.dll in the Cisco WebEx WRF Player 26.x before 26.49.32 for… CVSS 2.0HIGH 9.3
Sources
- CVE-2009-2877 · CVE Program
- CVE-2009-2877 · NVD
- FIRST EPSS
- GHSA-vrjm-hxm2-f263 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences