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CVE-2005-1256

56
FAUCET Score

CVE-2005-1256 describes a critical stack-based buffer overflow vulnerability in the IMAP daemon (IMAPD32.EXE) of Ipswitch IMail versions prior to 8.2 Hotfix 2, including Ipswitch Collaboration Suite. This flaw allows remote authenticated users to execute arbitrary code by sending a specially crafted STATUS command with an excessively long mailbox name. The vulnerability carries a CVSS score of 10.0, indicating maximum severity with a network-based attack vector, low attack complexity, and complete compromise of confidentiality, integrity, and availability. Its FAUCET Risk Score of 99/100 further emphasizes its critical nature. Despite its high severity, there is no evidence of active exploitation, and no public exploit code (Metasploit, Nuclei, ExploitDB) is available. Community discussion and media coverage for this CVE are also minimal, suggesting it has not garnered significant public attention.

Impacted Technologies

VendorProductVersion(s)CPE
8.13CPE matchmatch criteria
cpe:2.3:a:ipswitch:imail:8.13:*:*:*:*:*:*:*
<= 8.2_hotfix_2CPE matchmatch criteria
cpe:2.3:a:ipswitch:imail_server:*:*:*:*:*:*:*:*
All Versions ImpactedCPE matchmatch criteria
cpe:2.3:a:ipswitch:ipswitch_collaboration_suite:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

10.0HIGH

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

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
58.90%
Probability of exploitation in next 30 days
EPSS Percentile
99.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.5890 is in the 98th percentile among its peer group of 51,466 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

securitytracker.com / id
idefense.com / application/poi/display
Vendor Advisory
ipswitch.com / support/imail/releases/imail_professional/im82hf2.html
Patch
securityfocus.com / bid/13727