Vulnerability in Chamilo Chamilo-lms (CVE-2019-1000017)

Summary

Vulnerability in Chamilo Chamilo-lms (CVE-2019-1000017). Confidential information can be exposed externally. Mitigation: upgrade to 1.11.x or later.

Original description

The description as published by the source.

Chamilo Chamilo-lms version 1.11.8 and earlier contains an Incorrect Access Control vulnerability in Tickets component that can result in an authenticated user can read all tickets available on the platform, due to lack of access controls. This attack appears to be exploitable via ticket_id=[ticket number]. This vulnerability appears to have been fixed in 1.11.x after commit 33e2692a37b5b6340cf5bec1a84e541460983c03.

Source: OSV.dev (Open Source Vulnerabilities) NVD OSV

Auto-generated summary

Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.

A vulnerability tracked as CVE-2019-1000017 has been found in Chamilo Chamilo-lms.
Confidential information can be exposed externally.
What to do: upgrade Chamilo Chamilo-lms to 1.11.x or later.
If unsure, ask your IT team or search "Chamilo Chamilo-lms CVE-2019-1000017" on the vendor's site.

CVE-2019-1000017 (Chamilo Chamilo-lms)
Attack vector: remote (network-reachable) / no user interaction
Patched: 1.11.x — apply immediately
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.

❓ What is the problem

A vulnerability (unclassified) exists in Chamilo Chamilo-lms.

📍 Affected scope

Check the vendor advisory for the affected versions of Chamilo Chamilo-lms.

🔥 Severity

Severity: ?. Confidential information can be exposed externally.

🔧 How to fix

Update to 1.11.x.

🛡️ Workaround

Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.

🔍 Detection

Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Audit SBOM/dependencies to find affected services.

Response actions

Concrete steps and command examples for SOC/SRE teams to execute in order

1
Identify exposure identify
```
Audit SBOM/dependencies for affected components.
```
資産台帳・SBOM・依存マニフェストで Chamilo Chamilo-lms を使っているサービスとバージョンを洗い出す。
2
Apply patch patch
```
Upgrade Chamilo Chamilo-lms to 1.11.x
```
ステージング環境で 1.11.x に上げて回帰テスト → 本番反映。回帰テストはアプリの主要ハッピーパスを含めること。
3
Post-deployment verification verify
```
Confirm patched version is live in production
```
パッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。

References

patch github.com
patch support.chamilo.org