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CVE-2005-3993

20
FAUCET Score

CVE-2005-3993 describes multiple unspecified vulnerabilities in MailEnable Professional 1.6 and earlier, and MailEnable Enterprise 1.1 and earlier. Attackers can exploit these flaws by sending invalid IMAP commands, leading to a denial of service (crash) of the affected server. This vulnerability has a CVSS score of 7.8, indicating high severity due to its network-based attack vector, low attack complexity, and complete impact on availability. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
1.00CPE matchmatch criteria
cpe:2.3:a:mailenable:mailenable_enterprise:1.00:*:*:*:*:*:*:*
1.1CPE matchmatch criteria
cpe:2.3:a:mailenable:mailenable_enterprise:1.1:*:*:*:*:*:*:*
1.01CPE matchmatch criteria
cpe:2.3:a:mailenable:mailenable_enterprise:1.01:*:*:*:*:*:*:*
1.02CPE matchmatch criteria
cpe:2.3:a:mailenable:mailenable_enterprise:1.02:*:*:*:*:*:*:*
1.03CPE matchmatch criteria
cpe:2.3:a:mailenable:mailenable_enterprise:1.03:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.8HIGH

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.49%
Probability of exploitation in next 30 days
EPSS Percentile
71.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0149 is in the 53rd percentile among its peer group of 51,553 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

secunia.com / advisories/17820
PatchVendor Advisory
mailenable.com / hotfix
Patch
osvdb.org / 21388
vupen.com / english/advisories/2005/2704