CVE-2004-0363
Stack-based buffer overflow in the SymSpamHelper ActiveX component (symspam.dll) in Norton AntiSpam 2004, as used in Norton Internet…
- 7.5HighCVSS base score
- 66.6%Exploitation in 30 daysEPSS · top 0.7% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 2Public exploitsMetasploit, Nuclei and Exploit-DB
Description
Stack-based buffer overflow in the SymSpamHelper ActiveX component (symspam.dll) in Norton AntiSpam 2004, as used in Norton Internet Security 2004, allows remote attackers to execute arbitrary code via a long parameter to the LaunchCustomRuleWizard method.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list a Metasploit module and an Exploit-DB entry for it.
Show the exploits2
Metasploit modules1 module
- Norton AntiSpam 2004 SymSpamHelper ActiveX Control Buffer Overflow (Metasploit module) (opens in a new tab)
exploit/windows/browser/nis2004_antispamRank normaldisclosed 19 Mar 2004
Exploit-DB1 entry
- Norton AntiSpam 2004 - SymSpamHelper ActiveX Control Buffer Overflow (Metasploit) (Exploit-DB entry) (opens in a new tab)
EDB-ID 16595remote, windowspublished 9 May 2010Verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
- 4 days later
· 4 days later
Published
- 20 years later
· 20 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 66.6% · top 0.7% of all CVEs (10 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Affected products
n/a
- affected n/a
References
8
- 20040319 Ref: NGSSoftware Advisories NISR19042004a and NISR19042004b (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 11169 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://www.nextgenss.com/advisories/antispam.txt (opens in a new tab)x_refsource_MISCx_transferred
- nas-launchcustomrulewizard-bo(15536) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 20040319 Norton AntiSpam Remote Buffer Overrun (#NISR19042004a) (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- VU#344718 (opens in a new tab)third-party-advisoryx_refsource_CERT-VNx_transferred
- 9916 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://www.sarc.com/avcenter/security/Content/2004.03.19.html (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2004-0363 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2004-0363)Record last updated .