CVE-2012-6426

LemonLDAP::NG before 1.2.3 does not use the signature-verification capability of the Lasso library, which allows remote attackers to bypass intended access-control restrictions via crafted SAML data.

Published: 2013-01-01 Last update: 2026-04-29 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2012-6426 is rated Moderate Risk (45.9/100): CVSS High severity, with low exploitation likelihood (EPSS 0.25%). Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2012-6426

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-03-17 0.71% 0.25% -0.46%
2 2024-09-17 0.50% 0.71% +0.21%
3 2024-05-10 — 0.50% —

Full EPSS history (7 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2012-6426

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 2.0 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 6.4 [email protected]

Weakness enumeration for CVE-2012-6426

OS Trackers for CVE-2012-6426

vendor priority summary link
debian not yet assigned CVE-2012-6426 not yet assigned priority: Debian including 1 source packages (lemonldap-ng), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2012-6426
ubuntu medium CVE-2012-6426 medium priority: Ubuntu including 1 source packages (lemonldap-ng), 15 status rows across 15 suites (hardy, lucid, oneiric, precise, quantal, raring, saucy, trusty, upstream, utopic, vivid, wily, xenial, yakkety, zesty): not-affected 7, ignored 6, DNE 1, released 1. https://ubuntu.com/security/CVE-2012-6426

Affected software / configurations for CVE-2012-6426

Vendor Product Version Raw CPE
lemonldap-ng lemonldap:: 0.6 cpe:2.3:a:lemonldap-ng:lemonldap\:\::0.6:*:*:*:*:*:*:*
lemonldap-ng lemonldap:: 0.7 cpe:2.3:a:lemonldap-ng:lemonldap\:\::0.7:beta:*:*:*:*:*:*
lemonldap-ng lemonldap:: 0.8 cpe:2.3:a:lemonldap-ng:lemonldap\:\::0.8:*:*:*:*:*:*:*
lemonldap-ng lemonldap:: 0.9 cpe:2.3:a:lemonldap-ng:lemonldap\:\::0.9:*:*:*:*:*:*:*
lemonldap-ng lemonldap:: 1.0 cpe:2.3:a:lemonldap-ng:lemonldap\:\::1.0:*:*:*:*:*:*:*
lemonldap-ng lemonldap:: 1.0 cpe:2.3:a:lemonldap-ng:lemonldap\:\::1.0:rc1:*:*:*:*:*:*
lemonldap-ng lemonldap:: 1.0 cpe:2.3:a:lemonldap-ng:lemonldap\:\::1.0:rc2:*:*:*:*:*:*
lemonldap-ng lemonldap::ng <= 1.2.2 cpe:2.3:a:lemonldap-ng:lemonldap\:\:ng:*:*:*:*:*:*:*:*
lemonldap-ng lemonldap::ng 0.8.1 cpe:2.3:a:lemonldap-ng:lemonldap\:\:ng:0.8.1:*:*:*:*:*:*:*
lemonldap-ng lemonldap::ng 0.8.2 cpe:2.3:a:lemonldap-ng:lemonldap\:\:ng:0.8.2:*:*:*:*:*:*:*
lemonldap-ng lemonldap::ng 0.8.3 cpe:2.3:a:lemonldap-ng:lemonldap\:\:ng:0.8.3:*:*:*:*:*:*:*
lemonldap-ng lemonldap::ng 0.9.1 cpe:2.3:a:lemonldap-ng:lemonldap\:\:ng:0.9.1:*:*:*:*:*:*:*
lemonldap-ng lemonldap::ng 0.9.2 cpe:2.3:a:lemonldap-ng:lemonldap\:\:ng:0.9.2:*:*:*:*:*:*:*
lemonldap-ng lemonldap::ng 0.9.3 cpe:2.3:a:lemonldap-ng:lemonldap\:\:ng:0.9.3:*:*:*:*:*:*:*
lemonldap-ng lemonldap::ng 0.9.4 cpe:2.3:a:lemonldap-ng:lemonldap\:\:ng:0.9.4:*:*:*:*:*:*:*
lemonldap-ng lemonldap::ng 1.0.1 cpe:2.3:a:lemonldap-ng:lemonldap\:\:ng:1.0.1:*:*:*:*:*:*:*
lemonldap-ng lemonldap::ng 1.0.2 cpe:2.3:a:lemonldap-ng:lemonldap\:\:ng:1.0.2:*:*:*:*:*:*:*
lemonldap-ng lemonldap::ng 1.0.3 cpe:2.3:a:lemonldap-ng:lemonldap\:\:ng:1.0.3:*:*:*:*:*:*:*
lemonldap-ng lemonldap::ng 1.0.4 cpe:2.3:a:lemonldap-ng:lemonldap\:\:ng:1.0.4:*:*:*:*:*:*:*
lemonldap-ng lemonldap::ng 1.0.5 cpe:2.3:a:lemonldap-ng:lemonldap\:\:ng:1.0.5:*:*:*:*:*:*:*
lemonldap-ng lemonldap::ng 1.0.6 cpe:2.3:a:lemonldap-ng:lemonldap\:\:ng:1.0.6:*:*:*:*:*:*:*
lemonldap-ng lemonldap::ng 1.1.0 cpe:2.3:a:lemonldap-ng:lemonldap\:\:ng:1.1.0:*:*:*:*:*:*:*
lemonldap-ng lemonldap::ng 1.1.1 cpe:2.3:a:lemonldap-ng:lemonldap\:\:ng:1.1.1:*:*:*:*:*:*:*
lemonldap-ng lemonldap::ng 1.1.2 cpe:2.3:a:lemonldap-ng:lemonldap\:\:ng:1.1.2:*:*:*:*:*:*:*
lemonldap-ng lemonldap::ng 1.2.0 cpe:2.3:a:lemonldap-ng:lemonldap\:\:ng:1.2.0:*:*:*:*:*:*:*
lemonldap-ng lemonldap::ng 1.2.1 cpe:2.3:a:lemonldap-ng:lemonldap\:\:ng:1.2.1:*:*:*:*:*:*:*

References for CVE-2012-6426

cvelogic Threat Intelligence