Distributed Transaction Controller in Microsoft Windows allows remote servers to cause a denial of service (MSDTC service exception and exit) via an "unexpected protocol command during the reconnection request," which is not properly handled by the Transaction Internet Protocol (TIP) functionality.
Conclusion & alert: CVE-2005-1979 is rated High Exploit Risk (64.3/100): CVSS Medium severity, with high exploitation likelihood (EPSS 32.82%, 98th percentile). Core evidence: 2 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| 1352 | exploit_db | edb | 2005-12-01 | Exploit-DB ↗ |
| 26341 | exploit_db | edb | 2005-10-11 | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 78.94% | 32.82% | -46.11% |
| 2 | 2025-10-23 | 82.84% | 78.94% | -3.91% |
| 3 | 2025-10-01 | — | 82.84% | — |
Full EPSS history (15 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| microsoft | windows_2000 | — | cpe:2.3:o:microsoft:windows_2000:*:sp4:*:fr:*:*:*:* |
| microsoft | windows_2003_server | 64-bit | cpe:2.3:o:microsoft:windows_2003_server:64-bit:*:*:*:*:*:*:* |
| microsoft | windows_2003_server | itanium | cpe:2.3:o:microsoft:windows_2003_server:itanium:*:*:*:*:*:*:* |
| microsoft | windows_2003_server | r2 | cpe:2.3:o:microsoft:windows_2003_server:r2:*:*:*:*:*:*:* |
| microsoft | windows_2003_server | sp1 | cpe:2.3:o:microsoft:windows_2003_server:sp1:*:*:*:*:*:*:* |
| microsoft | windows_2003_server | sp1 | cpe:2.3:o:microsoft:windows_2003_server:sp1:*:itanium:*:*:*:*:* |
| microsoft | windows_xp | — | cpe:2.3:o:microsoft:windows_xp:*:*:64-bit:*:*:*:*:* |
| microsoft | windows_xp | — | cpe:2.3:o:microsoft:windows_xp:*:sp1:tablet_pc:*:*:*:*:* |
| microsoft | windows_xp | — | cpe:2.3:o:microsoft:windows_xp:*:sp2:tablet_pc:*:*:*:*:* |