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CVE-2014-3999

22
FAUCET Score

CVE-2014-3999 describes an authentication bypass vulnerability in the Horde_Ldap library, specifically versions prior to 2.0.6, affecting Horde products. This flaw allows remote attackers to bypass authentication if they know the LDAP bind user's Distinguished Name (DN). With a CVSS score of 8.1 (HIGH), this vulnerability is remotely exploitable with high impact on confidentiality, integrity, and availability, but requires a high attack complexity. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.0.6CPE matchmatch criteria
cpe:2.3:a:horde:horde_ldap:*:*:*:*:*:horde:*:*

CVSS Data

CVSS version used by this source: 3.0

8.1HIGH

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.2
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.55%
Probability of exploitation in next 30 days
EPSS Percentile
83.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0255 is in the 41st percentile among its peer group of 8,920 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 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

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

References

bugzilla.redhat.com / show_bug.cgi
Issue Tracking
github.com / horde/horde/commit/4c3e18f1724ab39bfef10c189a5b52036a744d55
Patch
marc.info
Mailing List
openwall.com / lists/oss-security/2014/06/14/1
Mailing List
securityfocus.com / bid/68014
Third Party AdvisoryVDB Entry