SYMNDIS.SYS in Symantec Norton Internet Security 2003 and 2004, Norton Personal Firewall 2003 and 2004, Client Firewall 5.01 and 5.1.1, and Client Security 1.0 and 1.1 allow remote attackers to cause a denial of service (infinite loop) via a TCP packet with (1) SACK option or (2) Alternate Checksum Data option followed by a length of zero
Published May 5, 2004
5.0
MEDIUMCVSS 2.0
EPSS 8.83%
Description
SYMNDIS.SYS in Symantec Norton Internet Security 2003 and 2004, Norton Personal Firewall 2003 and 2004, Client Firewall 5.01 and 5.1.1, and Client Security 1.0 and 1.1 allow remote attackers to cause a denial of service (infinite loop) via a TCP packet with (1) SACK option or (2) Alternate Checksum Data option followed by a length of zero.
Affected products
No data.
- 5.01
- 5.1.1
- 1.0
- 1.1
- 2003
- 2003
- 2004
- 2004
- 2003
- 2004
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 | 8.83% (0.08832) | 95.04th | v5 (v2026.06.15) |
| Jun 15, 2026 | 8.83% (0.08832) | 94.51th | v5 (v2026.06.15) |
| Jul 13, 2025 | 11.00% (0.10998) | 93.10th | v4 (v2025.03.14) |
| Mar 30, 2025 | 7.59% (0.07593) | 91.02th | v4 (v2025.03.14) |
| Mar 29, 2025 | 5.88% (0.05880) | 83.88th | v4 (v2025.03.14) |
| Mar 17, 2025 | 7.59% (0.07593) | 91.22th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.84% (0.01843) | 88.79th | v3 (v2023.03.01) |
| Apr 12, 2023 | 2.21% (0.02205) | 87.76th | v3 (v2023.03.01) |
| Mar 7, 2023 | 2.84% (0.02845) | 89.12th | v3 (v2023.03.01) |
| Mar 6, 2023 | 7.20% (0.07197) | 92.42th | v2 (v2022.01.01) |
| Apr 1, 2022 | 7.20% (0.07197) | 91.69th | v2 (v2022.01.01) |
| Feb 4, 2022 | 7.20% (0.07197) | 80.47th | v2 (v2022.01.01) |
No CWE recorded.
References (8)
- http://marc.info/?l=bugtraq&m=108275582432246&w=2 mailing-listx_refsource_BUGTRAQ
- http://securitytracker.com/id?1009379 vdb-entryx_refsource_SECTRACK
- http://securitytracker.com/id?1009380 vdb-entryx_refsource_SECTRACK
- http://www.eeye.com/html/Research/Upcoming/20040309.html x_refsource_MISC
- http://www.securityfocus.com/bid/9912 vdb-entryx_refsource_BIDExploitVendor Advisory
- http://www.symantec.com/avcenter/security/Content/2004.04.20.html x_refsource_CONFIRM
- https://exchange.xforce.ibmcloud.com/vulnerabilities/15433 vdb-entryx_refsource_XF
- https://exchange.xforce.ibmcloud.com/vulnerabilities/15936 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://marc.info/?l=bugtraq&m=108275582432246&w=2 | mailing-listx_refsource_BUGTRAQ | |
| http://securitytracker.com/id?1009379 | vdb-entryx_refsource_SECTRACK | |
| http://securitytracker.com/id?1009380 | vdb-entryx_refsource_SECTRACK | |
| http://www.eeye.com/html/Research/Upcoming/20040309.html | x_refsource_MISC | |
| http://www.securityfocus.com/bid/9912 | vdb-entryx_refsource_BIDExploitVendor Advisory | |
| http://www.symantec.com/avcenter/security/Content/2004.04.20.html | x_refsource_CONFIRM | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/15433 | vdb-entryx_refsource_XF | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/15936 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.