Lemonldap
CVE-2012-6426
HIGH
Vulnerability Assessment
| Weakness |
CWE
ASVS 5.0
V8 - Authorization Permission and access control
MITRE ATT&CK
1 technique across 1 tactic: Privilege Escalation The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Impact | CVSS score of 7.5 (HIGH). Attack characteristics: network attack vector, low complexity. EPSS exploitation probability: 0.25%. |
| Exploit ScenarioDerived | This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the high-severity affected system. |
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Alert meAnalysisAI
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. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, low attack complexity.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
Affects your stack
Find out whether the stacks and servers you run are on an affected version.
Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
This vulnerability is classified under CWE-264. 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. Affected products include: Lemonldap-Ng Lemonldap\. Version information: before 1.2.3.
Severity by source
AV:N/AC:L/Au:N/C:P/I:P/A:P
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
DescriptionCVE.org
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.
Threat Intelligence Overview
NVD
CVE.org
EPSS
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Privilege escalation occurs when an attacker leverages flaws in access control mechanisms to gain permissions beyond what they were originally granted.
Affected Products (CPE)CVE.org
An issue was discovered in LemonLDAP::NG before 2.16.1. Rated critical severity (CVSS 9.8), this vulnerability is remote
An issue was discovered in LemonLDAP::NG through 2.0.8, when NGINX is used. Rated critical severity (CVSS 9.8), this vul
LemonLDAP::NG -2.0.3 has Incorrect Access Control. Rated critical severity (CVSS 9.8), this vulnerability is remotely ex
An issue was discovered in LemonLDAP::NG before 2.0.12. Rated high severity (CVSS 8.8), this vulnerability is remotely e
OpenID Connect Issuer in LemonLDAP::NG 2.x through 2.0.5 may allow an attacker to bypass access control rules via a craf
LemonLDAP::NG before 1.9.20 has an XML External Entity (XXE) issue when submitting a notification to the notification se
A cross-site scripting (XSS) vulnerability in LemonLDAP::NG before 2.19.3 allows remote attackers to inject arbitrary we
A Server-Side Request Forgery issue in the OpenID Connect Issuer in LemonLDAP::NG before 2.17.1 allows authenticated rem
GitHub PoC
Exploit-DB