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CVE-2004-1128· NVD / CVE Program· CNA mitre

Buffer overflow in CMailCOM.dll in CMailServer 5.2 allows remote attackers to execute arbitrary code via an attachment with a long filename.

CriticalCVSS 10.0 · v2.0—No exploit No fix recorded
Published
Jan 10, 2005
Updated
Jun 16, 2026
EPSS
5.0% · 92th percentile
CWE
—
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Action score

42

Plan

Add it to your regular patch cycle.

CVSS
40 / 40 · 10.0 / 10
CISA KEV
0 / 30 · Not listed
EPSS
2 / 30 · 5.0%

Affected systems

VendorProduct
youngzsoftcmailserver

Same product

youngzsoft: all records

Other highest-scoring records for the same primary product.

  • CVE-2003-0280Multiple buffer overflows in the SMTP Service for ESMTP CMailServer 4.0.2003.03.27 allow remote attackers to execute arbitrary code via long
    44Plan
  • CVE-2004-1129SQL injection vulnerability in (1) fdelmail.asp, (2) addressc.asp, and possibly (3) postmail.asp and (4) fmvmail.asp in CMailServer 5.2 allo
    41Plan
  • CVE-2008-6922Multiple stack-based buffer overflows in CMailCOM.dll in CMailServer 5.4.6 allow remote attackers to execute arbitrary code via a long argum
    40Plan
  • CVE-2002-0799Buffer overflow in YoungZSoft CMailServer 3.30 allows remote attackers to execute arbitrary code via a long USER argument.
    34Monitor
  • CVE-2004-1130Cross-site scripting (XSS) vulnerability in admin.asp in CMailServer 5.2 allows remote attackers to execute arbitrary web script or HTML via
    27Monitor
  • CVE-2007-1991Cross-site scripting (XSS) vulnerability in mail/signup.asp in CmailServer WebMail 5.4.3, and possibly earlier, allows remote attackers to i
    17Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

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Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • No special conditions are required; it is repeatable.

If successful

Confidentiality
C · data can be read
Integrity
C · data or configuration can be modified
Availability
C · the service can be disrupted
Attack complexity
Low
Confidentiality impact
C
Integrity impact
C
Availability impact
C

Weakness class (CWE)

—

CVSS vector

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

nvd-primary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

MITRE has no CAPEC/ATT&CK mapping for this CWE.

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

We use this product, ask for help

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records