HOMEVULNERABILITIESCVE-2004-1011
CRITICAL

CVE-2004-1011

NVD-CWE-OtherPublished: January 10, 2005· Updated: Jun 16, 2026

10.0
CVSS v3.1

Official Description

Stack-based buffer overflow in Cyrus IMAP Server 2.2.4 through 2.2.8, with the imapmagicplus option enabled, allows remote attackers to execute arbitrary code via a long (1) PROXY or (2) LOGIN command, a different vulnerability than CVE-2004-1015.

NVD Source

Technical Analysis

CVE-2004-1011 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityC
IntegrityC
AvailabilityC
AV:N/AC:L/Au:N/C:C/I:C/A:C

Affected Vendors & Products

cyrus imap server
conectiva1 product(s)
linux
openpkg1 product(s)
openpkg
Red Hat1 product(s)
fedora core
trustix1 product(s)
secure linux
Ubuntu1 product(s)
ubuntu linux
Source: NVD CPE · 22 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
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All References (16)

Quick Facts

CVE IDCVE-2004-1011
CVSS Score10.0 / 10
SeverityCRITICAL
CISA KEVNo
Affected6 vendor(s)
PublishedJan 10, 2005

Related CVEs (NVD-CWE-Other)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2004-1011 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.