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CVE-2024-50602 medium CVSS 5.9

Vulnerability in libexpat (CVE-2024-50602)

Summary

Vulnerability in libexpat (CVE-2024-50602). Risk of unauthorized operations or information disclosure.

Original description

The description as published by the source.

An issue was discovered in libexpat before 2.6.4. There is a crash within the XML_ResumeParser function because XML_StopParser can stop/suspend an unstarted parser.

Source: GitHub Security Advisories (Global) NVD GitHub Advisory

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-2024-50602 has been found in libexpat.
Risk of unauthorized operations or information disclosure. CVSS score: 5.9/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "libexpat CVE-2024-50602" on the vendor's site.

CVE-2024-50602 (libexpat) — CWE-754 / CVSS v3 5.9
Attack vector: remote (network-reachable) / unauthenticated / no user interaction
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 (CWE-754) exists in libexpat.

📍 Affected scope

Check the vendor advisory for the affected versions of libexpat.

🔥 Severity

Severity: Medium (CVSS 5.9/10). Risk of unauthorized operations or information disclosure.

🔧 How to fix

Update to the patched release per vendor advisory.

🛡️ 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. Run grep -r 'libexpat' . against your dependency files (package-lock.json, requirements.txt, go.sum) to find affected services.

Response actions

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

  1. 1
    Identify exposure identify 
    grep -r 'libexpat' . | grep -v node_modules

    リポジトリと本番環境の依存ファイル (package-lock.json / requirements.txt / go.sum / Gemfile.lock 等) で libexpat を grep し、稼働しているサービス・バージョンを把握する。

  2. 2
    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。

Affected packages

Bitnami libpython
[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"3.9.21"},{"introduced":"3.10.0"},{"fixed":"3.10.16"},{"introduced":"3.11.0"},{"fixed":"3.11.11"},{"introduced":"3.12.0"},{"fixed":"3.12.8"},{"introduced":"3.13.0"},{"fixed":"3.13.1"}]}]
Bitnami python
[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"3.9.21"},{"introduced":"3.10.0"},{"fixed":"3.10.16"},{"introduced":"3.11.0"},{"fixed":"3.11.11"},{"introduced":"3.12.0"},{"fixed":"3.12.8"},{"introduced":"3.13.0"},{"fixed":"3.13.1"}]}]
Bitnami python-min
[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"3.9.21"},{"introduced":"3.10.0"},{"fixed":"3.10.16"},{"introduced":"3.11.0"},{"fixed":"3.11.11"},{"introduced":"3.12.0"},{"fixed":"3.12.8"},{"introduced":"3.13.0"},{"fixed":"3.13.1"}]}]

Fix status by distribution

Fixed packages published by each distribution for this CVE

References

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