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Vulnerability record · CVE-2004-0375 · published 18 August 2004

CVE-2004-0375: Symantec client firewall vulnerability

Symantec · Client Firewall

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.

5.0 CVSS 2.0 Medium EPSS 8.8% · top 5.0%
5.0CVSS 2.0 base score
8.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
4Affected product versions listed by NVD
16References, 2 tagged exploit
16 Jun 2026Last modified by NVD

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.

AV:N/AC:L/Au:N/C:N/I:N/A:P

Affected products

4 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://marc.info/?l=bugtraq&m=108275582432246&w=2
http://securitytracker.com/id?1009379
http://securitytracker.com/id?1009380
http://www.eeye.com/html/Research/Upcoming/20040309.html
http://www.securityfocus.com/bid/9912 ExploitVendor Advisory
http://www.symantec.com/avcenter/security/Content/2004.04.20.html
https://exchange.xforce.ibmcloud.com/vulnerabilities/15433
https://exchange.xforce.ibmcloud.com/vulnerabilities/15936
http://marc.info/?l=bugtraq&m=108275582432246&w=2
http://securitytracker.com/id?1009379
http://securitytracker.com/id?1009380
http://www.eeye.com/html/Research/Upcoming/20040309.html
http://www.securityfocus.com/bid/9912 ExploitVendor Advisory
http://www.symantec.com/avcenter/security/Content/2004.04.20.html
https://exchange.xforce.ibmcloud.com/vulnerabilities/15433
https://exchange.xforce.ibmcloud.com/vulnerabilities/15936

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2010-0108Symantec antivirus memory buffer overflow vulnerabilityBuffer overflow in the cliproxy.objects.1 ActiveX control in the Symantec Client Proxy (CLIproxy.dll) in Symantec AntiVirus 10.0.x, 10.1.x before MR9…EPSS 19%10.0CVE-2009-1429Symantec AMS2 Intel LANDesk CBA Remote Command ExecutionThe Intel LANDesk Common Base Agent (CBA) in Symantec Alert Management System 2 (AMS2) passes crafted packet contents directly to the CreateProcessA …EPSS 88%analysed10.0CVE-2007-1689Norton 2004 ActiveX control buffer overflow via ISAlertDataCOMThe ISAlertDataCOM ActiveX control in ISLALERT.DLL, shipped with Norton Personal Firewall 2004 and Norton Internet Security 2004, contains a buffer o…EPSS 65%analysed10.0CVE-2006-6490Supportsoft scriptrunner vulnerabilityMultiple buffer overflows in the SupportSoft (1) SmartIssue (tgctlsi.dll) and (2) ScriptRunner (tgctlsr.dll) ActiveX controls, as used by Symantec Au…EPSS 10%10.0CVE-2006-2630Symantec Antivirus and Client Security stack buffer overflowSymantec Antivirus 10.1 and Client Security 3.1 contain a stack-based buffer overflow that remote attackers can trigger through unspecified attack ve…EPSS 74%analysed10.0CVE-2004-0444Symantec client firewall vulnerabilityMultiple vulnerabilities in SYMDNS.SYS for Symantec Norton Internet Security and Professional 2002 through 2004, Norton Personal Firewall 2002 throug…EPSS 13%9.8CVE-2016-3645Symantec norton security vulnerabilityInteger overflow in the TNEF unpacker in the AntiVirus Decomposer engine in Symantec Advanced Threat Protection (ATP); Symantec Data Center Security:…EPSS 25%9.3CVE-2010-0107Symantec client security memory buffer overflow vulnerabilityBuffer overflow in an ActiveX control (SYMLTCOM.dll) in Symantec N360 1.0 and 2.0; Norton Internet Security, AntiVirus, SystemWorks, and Confidential…EPSS 6.5%

Source: NIST National Vulnerability Database (record CVE-2004-0375), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.