Heap-based buffer overflow in atas32.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
Heap-based buffer overflow in atas32.dll in the Cisco WebEx WRF Player 26.x before 26.49.32 (aka T26SP49EP32) 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, a different vulnerability than CVE-2009-2876 and CVE-2009-2878.
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-2009-2879
- 2026-10-03 Alias added: GHSA-5v9w-r7h8-v3f2
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-2009-02741 Heap-based buffer overflow in atas32.dll in the Cisco WebEx WRF Player 26.x before… CVSS 2.0HIGH 9.3
- TI-2009-02740 Stack-based buffer overflow in ataudio.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-2009-2879 · CVE Program
- CVE-2009-2879 · NVD
- FIRST EPSS
- GHSA-5v9w-r7h8-v3f2 · GitHub Advisory Database · CC BY 4.0
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