Unspecified vulnerability in Microsoft Office Communications Server (OCS), Office…
Priority LOW 39Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Unspecified vulnerability in Microsoft Office Communications Server (OCS), Office Communicator, and Windows Live Messenger allows remote attackers to cause a denial of service (crash) via a crafted Real-time Transport Control Protocol (RTCP) receiver report packet.
Why it matters now
EPSS 0.16436 97th 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 · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:microsoft:office_communications_server:*:*:*:*:*:*:*:* | all versions | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:office_communicator:*:*:*:*:*:*:*:* | all versions | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:windows_live_messenger:*:*:*:*:*:*:*:* | all versions | Vulnerable | Microsoft |
- cpe:2.3:a:microsoft:office_communications_server:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:office_communicator:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:windows_live_messenger:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Microsoft
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2008-5179
- 2026-10-03 Alias added: GHSA-c493-6g8x-m92j
References
Sources
- CVE-2008-5179 · CVE Program
- CVE-2008-5179 · NVD
- FIRST EPSS
- GHSA-c493-6g8x-m92j · GitHub Advisory Database · CC BY 4.0
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