CVE-2022-31087
CVE-2022-31087 is a high-severity vulnerability in Ldap-account-manager Ldap Account Manager with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-863.
Key facts
- Severity: High (CVSS 3.x base score 7.8)
- CVSS v2: 7.2
- EPSS exploit prediction: 0% (35th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-863
- Affected product: Ldap-account-manager Ldap Account Manager
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is CVE-2022-31087?
- 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.
- How severe is CVE-2022-31087?
- CVE-2022-31087 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2022-31087 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-31087?
- CVE-2022-31087 primarily affects Ldap-account-manager Ldap Account Manager. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2022-31087?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2022-31087 published?
- CVE-2022-31087 was published on 2022-06-27 and last updated on 2026-06-17.
References
- https://github.com/LDAPAccountManager/lam/commit/f1d5d04952f39a1b4ea203d3964fa88e1429dfd4
- https://github.com/LDAPAccountManager/lam/security/advisories/GHSA-q8g5-45m4-q95p
- https://www.debian.org/security/2022/dsa-5177
Affected products (2)
- cpe:2.3:a:ldap-account-manager:ldap_account_manager:*:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
More vulnerabilities in Ldap-account-manager Ldap Account Manager
- CVE-2026-27894 — High (CVSS 8.8): LDAP Account Manager (LAM) is a webfrontend for managing entries (e.g. users, groups, DHCP settings) stored in an LDAP…
- CVE-2022-31086 — High (CVSS 8.8): LDAP Account Manager (LAM) is a webfrontend for managing entries (e.g. users, groups, DHCP settings) stored in an LDAP…
- CVE-2018-8764 — High (CVSS 8.8): Roland Gruber Softwareentwicklung LDAP Account Manager before 6.3 places a CSRF token in the sec_token parameter of a…
- CVE-2022-31084 — High (CVSS 8.1): LDAP Account Manager (LAM) is a webfrontend for managing entries (e.g. users, groups, DHCP settings) stored in an LDAP…
- CVE-2022-24851 — High (CVSS 8.1): LDAP Account Manager (LAM) is an open source web frontend for managing entries stored in an LDAP directory. The profile…
- CVE-2024-23333 — High (CVSS 7.9): LDAP Account Manager (LAM) is a webfrontend for managing entries stored in an LDAP directory. LAM's log configuration…
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