Dynamic VPN Configuration Protocol service (DVCP) in Watchguard Firebox firmware 5.x.x allows remote attackers to cause a denial of service (crash) via a malformed packet containing tab characters to TCP port 4110
Published Apr 2, 2003
5.0
MEDIUMCVSS 2.0
EPSS 1.74%
Description
Dynamic VPN Configuration Protocol service (DVCP) in Watchguard Firebox firmware 5.x.x allows remote attackers to cause a denial of service (crash) via a malformed packet containing tab characters to TCP port 4110.
Affected products
No data.
- 5.0
- 5.0.28
- 5.0.29
- 5.0.31
- 5.0.35
- 5.0.35a
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:N/AC:L/Au:N/C:N/I:N/A:P
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 1, 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 (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.74% (0.01741) | 76.91th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.74% (0.01741) | 74.71th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.89% (0.00886) | 73.83th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.52% (0.00521) | 77.62th | v3 (v2023.03.01) |
| Mar 28, 2024 | 0.52% (0.00521) | 76.42th | v3 (v2023.03.01) |
| Jan 29, 2024 | 0.52% (0.00521) | 74.40th | v3 (v2023.03.01) |
| Sep 11, 2023 | 0.58% (0.00579) | 75.34th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.69% (0.00695) | 77.12th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.14% (0.01136) | 59.45th | v2 (v2022.01.01) |
| Oct 18, 2022 | 1.14% (0.01136) | 58.28th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.14% (0.01136) | 56.27th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.14% (0.01136) | 34.23th | v2 (v2022.01.01) |
No CWE recorded.
References (3)
- http://archives.neohapsis.com/archives/vulnwatch/2002-q3/0012.html mailing-listx_refsource_VULNWATCH
- http://www.iss.net/security_center/static/9509.php vdb-entryx_refsource_XFPatchVendor Advisory
- http://www.securityfocus.com/bid/5186 vdb-entryx_refsource_BIDExploitPatchVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://archives.neohapsis.com/archives/vulnwatch/2002-q3/0012.html | mailing-listx_refsource_VULNWATCH | |
| http://www.iss.net/security_center/static/9509.php | vdb-entryx_refsource_XFPatchVendor Advisory | |
| http://www.securityfocus.com/bid/5186 | vdb-entryx_refsource_BIDExploitPatchVendor Advisory |
Change history (0)
No recorded changes yet.