CVE-2004-1312 Denial of service in n/a
Remote attackers can cause denial of service in applications using the Microsoft HTML library by sending specific strings, blocking email queues.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2004-1312?
CVE-2004-1312 is a critical denial of service vulnerability in n/a, published on 6 Jan 2005. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A bug in the HTML parser in a certain Microsoft HTML library, as used in various third party products, may allow remote attackers to cause a denial of service via certain strings, as reported in GFI MailEssentials for Exchange 9 and 10, and GFI MailSecurity for Exchange 8, which causes emails to remain in IIS or Exchange mail queues.
Which versions are affected by CVE-2004-1312?
It affects 2 products.
Products include Gfi Mailessentials, Gfi Mailsecurity.
How do I fix CVE-2004-1312?
No fix has been published for CVE-2004-1312 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2004-1312 being exploited?
There is no known exploitation of CVE-2004-1312 in the wild and no public exploit code.
Other vulnerabilities in n/a
- CVE-2025-34491 GFI MailEssentials < 21.8 MultiNode Insecure Deserialization
- CVE-2025-34489 GFI MailEssentials < 21.8 Local Privilege Escalation
- CVE-2025-34490 GFI MailEssentials < 21.8 XXE Arbitrary File Read
- CVE-2026-23620 GFI MailEssentials AI < 22.4 ListServer.IsDBExist() Absolute Directory Traversal to File Enumeration
- CVE-2026-23621 GFI MailEssentials AI < 22.4 ListServer.IsPathExist() Absolute Directory Traversal to File Enumeration
Sources
Also known as GHSA-jm4q-cpwg-j7g7.