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CVE-2019-12046

30
FAUCET Score

CVE-2019-12046 describes an Incorrect Access Control vulnerability in LemonLDAP::NG versions up to and including 2.0.3, primarily affecting Debian Linux distributions. This critical vulnerability (CVSS 9.8) allows an unauthenticated attacker to achieve full compromise of confidentiality, integrity, and availability with low attack complexity over the network. While no public exploit code or active exploitation has been observed, and community discussion is minimal, the high FAUCET Risk Score of 80/100 indicates significant potential impact if exploited.

Impacted Technologies

VendorProductVersion(s)CPE
2.0.3CPE matchmatch criteria
cpe:2.3:a:lemonldap-ng:lemonldap\:\:ng:2.0.3:*:*:*:*:*:*:*
9.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.80%
Probability of exploitation in next 30 days
EPSS Percentile
85.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0280 is in the 76th percentile among its peer group of 36,862 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

gitlab.ow2.org / lemonldap-ng/lemonldap-ng/commits/master
Third Party Advisory
gitlab.ow2.org / lemonldap-ng/lemonldap-ng/issues/1742
ExploitThird Party Advisory
gitlab.ow2.org / lemonldap-ng/lemonldap-ng/issues/1743
Third Party Advisory
gitlab.ow2.org / lemonldap-ng/lemonldap-ng/issues/1744
Third Party Advisory
lemonldap-ng.org / download
ProductVendor Advisory
projects.ow2.org / view/lemonldap-ng/lemonldap-ng-1-9-19-is-out
Release NotesThird Party Advisory
projects.ow2.org / view/lemonldap-ng/lemonldap-ng-2-0-4-is-out
Release NotesThird Party Advisory
seclists.org / bugtraq/2019/May/38
Mailing ListThird Party Advisory