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Ldap Account Manager CVE-2022-31087

HIGH
Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') (CWE-74)
2022-06-27 security-advisories@github.com
PHP RCE Debian Debian Linux Ldap Account Manager
7.8
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
CWE-74
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Input neutralization, injection prevention
Impact

CVSS score of 7.8 (HIGH). Attack characteristics: local attack vector, low complexity, low privileges required, no user interaction not required.
Exploit ScenarioDerived

Successful exploitation could compromise the high-severity affected system.
This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
Patch available 0.4% exploitation probability (EPSS)

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AnalysisAI

LDAP Account Manager (LAM) is a webfrontend for managing entries (e.g. Rated high severity (CVSS 7.8), this vulnerability is 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.

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Technical ContextAI · show details

This vulnerability is classified under CWE-74. LDAP Account Manager (LAM) is a webfrontend for managing entries (e.g. users, groups, DHCP settings) stored in an LDAP directory. In versions prior to 8.0 the tmp directory, which is accessible by /lam/tmp/, allows interpretation of .php (and .php5/.php4/.phpt/etc) files. An attacker capable of writing files under www-data privileges can write a web-shell into this directory, and gain a Code Execution on the host. This issue has been fixed in version 8.0. Users unable to upgrade should disallow executing PHP scripts in (/var/lib/ldap-account-manager/)tmp directory. Affected products include: Ldap-Account-Manager Ldap Account Manager, Debian Debian Linux. Version information: prior to 8.0.

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  • Exploit and PoC references, threat intelligence from 22 sources
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Severity by source

NVD PRIMARY 7.8 HIGH
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

DescriptionNVD

LDAP Account Manager (LAM) is a webfrontend for managing entries (e.g. users, groups, DHCP settings) stored in an LDAP directory. In versions prior to 8.0 the tmp directory, which is accessible by /lam/tmp/, allows interpretation of .php (and .php5/.php4/.phpt/etc) files. An attacker capable of writing files under www-data privileges can write a web-shell into this directory, and gain a Code Execution on the host. This issue has been fixed in version 8.0. Users unable to upgrade should disallow executing PHP scripts in (/var/lib/ldap-account-manager/)tmp directory.

Threat Intelligence Overview

EPSS Score
0.4%
Top 65% exploitable
Data Quality
3 sources
Confidence: Low
NVD CVE.org EPSS GitHub

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.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 0.4%
Patch available Yes
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Defer
Exploitation· derived
None
System Exposure· derived
Small
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

39
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +39
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Remote Code Execution CRITICAL

Remote Code Execution represents the critical moment when an attacker successfully runs arbitrary code on a target system without physical access.

Affected Products (CPE)NVD

cpe:2.3:a:ldap-account-manager:ldap_account_manager:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*

More in Ldap Account Manager

View all
CVE-2018-8764 HIGH POC
8.8 Mar 27

Roland Gruber Softwareentwicklung LDAP Account Manager before 6.3 places a CSRF token in the sec_token parameter of a UR
CVE-2022-31084 HIGH POC
8.1 Jun 27

LDAP Account Manager (LAM) is a webfrontend for managing entries (e.g. Rated high severity (CVSS 8.1), this vulnerabilit
CVE-2018-8763 MEDIUM POC
6.1 Mar 27

Roland Gruber Softwareentwicklung LDAP Account Manager before 6.3 has XSS via the dn parameter to the templates/3rdParty
CVE-2026-27894 HIGH
8.8 Mar 18

LDAP Account Manager (LAM), a web-based interface for managing LDAP directory entries, contains a local file inclusion v
CVE-2022-31086 HIGH
8.8 Jun 27

LDAP Account Manager (LAM) is a webfrontend for managing entries (e.g. Rated high severity (CVSS 8.8), this vulnerabilit
CVE-2022-24851 MEDIUM POC
4.8 Apr 15

LDAP Account Manager (LAM) is an open source web frontend for managing entries stored in an LDAP directory. Rated medium
CVE-2024-23333 MEDIUM
6.6 Mar 18

LDAP Account Manager (LAM) is a webfrontend for managing entries stored in an LDAP directory. Rated medium severity (CVS
CVE-2022-31085 MEDIUM
6.1 Jun 27

LDAP Account Manager (LAM) is a webfrontend for managing entries (e.g. Rated medium severity (CVSS 6.1), this vulnerabil
CVE-2022-31088 MEDIUM
5.3 Jun 27

LDAP Account Manager (LAM) is a webfrontend for managing entries (e.g. Rated medium severity (CVSS 5.3), this vulnerabil
CVE-2013-4453 MEDIUM
4.3 Nov 05

Cross-site scripting (XSS) vulnerability in templates/login.php in LDAP Account Manager (LAM) 4.3 and 4.2.1 allows remot

Same weakness CWE-74 – Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

View all
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CVE-2015-1592 HIGH POC
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CVE-2025-20281 CRITICAL POC
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CVE-2015-7309 MEDIUM POC
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Same technique RCE

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CVE-2012-4681 CRITICAL POC
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CVE-2023-3519 CRITICAL POC
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CVE-2015-5119 CRITICAL POC
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CVE-2016-4117 CRITICAL POC
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CVE-2015-3113 CRITICAL POC
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References

Advisories & patches
PATCH https://github.com/LDAPAccountManager/lam/commit/f1d5d04952f39a1b4ea203d3964fa88e1429dfd4 REF https://github.com/LDAPAccountManager/lam/security/advisories/GHSA-q8g5-45m4-q95p REF https://www.debian.org/security/2022/dsa-5177

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