Buffer overflow in the Aavmker4 device driver in Avast! Antivirus 4.6 and possibly other versions allows local users to cause a denial of service (system crash) and possibly execute arbitrary code via certain signals combined with crafted input
Published May 31, 2005
7.2
HIGHCVSS 2.0
EPSS 0.68%
Description
Buffer overflow in the Aavmker4 device driver in Avast! Antivirus 4.6 and possibly other versions allows local users to cause a denial of service (system crash) and possibly execute arbitrary code via certain signals combined with crafted input.
Affected products
No data.
- 4.0.168
- 4.0.172
- 4.0.183
- 4.0.202
- 4.0.211
- 4.0.229
- 4.0.235
- 4.1.260
- 4.1.268
- 4.1.278
- 4.1.287
- 4.1.289
- 4.1.304
- 4.1.319
- 4.1.335
- 4.1.342
- 4.1.357
- 4.1.389
- 4.1.396
- 4.1.412
- 4.1.418
- 4.1.501
- 4.5.518
- 4.5.549
- 4.5.561
- 4.6.603
- 4.6.623
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:L/AC:L/Au:N/C:C/I:C/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (8 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 0.68% (0.00677) | 50.53th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.68% (0.00677) | 47.25th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.06% (0.00060) | 15.91th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00042) | 5.07th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00042) | 5.63th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.17% (0.02172) | 80.18th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.17% (0.02172) | 78.23th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.17% (0.02172) | 57.04th | v2 (v2022.01.01) |
References (2)
- http://marc.info/?l=bugtraq&m=111712494620031&w=2 mailing-listx_refsource_BUGTRAQ
- http://pb.specialised.info/all/adv/avast-adv.txt x_refsource_MISCExploitVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://marc.info/?l=bugtraq&m=111712494620031&w=2 | mailing-listx_refsource_BUGTRAQ | |
| http://pb.specialised.info/all/adv/avast-adv.txt | x_refsource_MISCExploitVendor Advisory |
Change history (0)
No recorded changes yet.