Buffer overflow in the archive decompression library (vrAZMain.dll 5.8.22.137), as used…
Priority LOW 24Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- High
- Impact type
- —
- Confidentiality · integrity · availability
- Partial · Partial · None
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Buffer overflow in the archive decompression library (vrAZMain.dll 5.8.22.137), as used in HAURI anti-virus products including (1) ViRobot Expert 4.0, (2) ViRobot Advanced Server, and (3) HAURI LiveCall, allows user-assisted attackers to execute arbitrary code via an ALZ archive containing a file with a long filename.
Why it matters now
EPSS 0.02901 87th 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 · 5
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:hauri:hauri_livecall:*:*:*:*:*:*:*:* | all versions | Vulnerable | Hauri |
| cpe:2.3:a:hauri:virobot:advanced_server:*:*:*:*:*:*:* | advanced_server | Vulnerable | Hauri |
| cpe:2.3:a:hauri:virobot:expert_4.0:*:*:*:*:*:*:* | expert_4.0 | Vulnerable | Hauri |
| cpe:2.3:a:hauri:virobot:linux_server_2.0:*:*:*:*:*:*:* | linux_server_2.0 | Vulnerable | Hauri |
| cpe:2.3:a:hauri:vrazmain.dll:5.8.22.137:*:*:*:*:*:*:* | 5.8.22.137 | Vulnerable | Hauri |
- cpe:2.3:a:hauri:hauri_livecall:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Hauri
- cpe:2.3:a:hauri:virobot:advanced_server:*:*:*:*:*:*:* Versions advanced_server Vulnerable ·Hauri
- cpe:2.3:a:hauri:virobot:expert_4.0:*:*:*:*:*:*:* Versions expert_4.0 Vulnerable ·Hauri
- cpe:2.3:a:hauri:virobot:linux_server_2.0:*:*:*:*:*:*:* Versions linux_server_2.0 Vulnerable ·Hauri
- cpe:2.3:a:hauri:vrazmain.dll:5.8.22.137:*:*:*:*:*:*:* Versions 5.8.22.137 Vulnerable ·Hauri
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2005-4786
- 2026-10-03 Alias added: GHSA-4hmg-5gr9-qvqw
References
Sources
- CVE-2005-4786 · CVE Program
- CVE-2005-4786 · NVD
- FIRST EPSS
- GHSA-4hmg-5gr9-qvqw · GitHub Advisory Database · CC BY 4.0
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