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Public proof of conceptFix available

CVE-2022-37186

A public proof of concept exists; no exploitation attested.

  • Published2023-04-16
  • WeaknessCWE-613

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

In LemonLDAP::NG before 2.0.15. some sessions are not deleted when they are supposed to be deleted according to the timeoutActivity setting. This can occur when there are at least two servers, and a session is manually removed before the time at which it would have been removed automatically.

Timeline

dates in UTC
  1. 2023-04-1602:15CVE publishedNVD

Versions per branch

NVD
Lemonldap-ng lemonldap\
BranchAffectedFixed in
—= \no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • lemonldap-ngUbuntu:22.04:LTSall versions · no fixed version listed
  • lemonldap-ngUbuntu:20.04:LTSall versions · no fixed version listed
  • lemonldap-ngUbuntu:18.04:LTSall versions · no fixed version listed
  • lemonldap-ngUbuntu:16.04:LTSall versions · no fixed version listed
  • lemonldap-ngDebian:14all versions · fixed in 2.0.15+ds-1
  • lemonldap-ngDebian:13all versions · fixed in 2.0.15+ds-1
  • lemonldap-ngDebian:12all versions · fixed in 2.0.15+ds-1
  • lemonldap-ngDebian:10all versions · fixed in 2.0.2+ds-7+deb10u8

Full record on NVD

Fix

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
Published
2023-04-16
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-x33x-q828-vc8w

Frequently asked questions

What is CVE-2022-37186?

In LemonLDAP::NG before 2.0.15. some sessions are not deleted when they are supposed to be deleted according to the timeoutActivity setting. This can occur when there are at least two servers, and a session is manually removed before the time at which it would have been removed automatically.

Is CVE-2022-37186 actively exploited?

A proof-of-concept exploit exists for CVE-2022-37186, but active exploitation has not been confirmed at this time.

What is the CVSS score for CVE-2022-37186?

CVE-2022-37186 has a CVSS v3 base score of 5.9 (MEDIUM severity), with vector string CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N.

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Sources for this record