Vulnerability in freewvs (CVE-2020-15100)
Summary
Vulnerability in freewvs (CVE-2020-15100). Risk of unauthorized operations or information disclosure. Mitigation: upgrade to 0.1.1 or later.
Original description
The description as published by the source.
In freewvs before 0.1.1, a user could create a large file that freewvs will try to read, which will terminate a scan process. This has been patched in 0.1.1.
Source: OSV.dev (Open Source Vulnerabilities) NVD GitHub Advisory 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-2020-15100 has been found in freewvs.
Risk of unauthorized operations or information disclosure.
What to do: upgrade freewvs to 0.1.1 or later.
If unsure, ask your IT team or search "freewvs CVE-2020-15100" on the vendor's site.
CVE-2020-15100 (freewvs) — CWE-770
Attack vector: local / no user interaction
Patched: 0.1.1 — 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.
A vulnerability (CWE-770) exists in freewvs.
Check the vendor advisory for the affected versions of freewvs.
Severity: ?. Risk of unauthorized operations or information disclosure.
Update to 0.1.1.
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Run grep -r 'freewvs' . 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
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1Identify exposure identify
grep -r 'freewvs' . | 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
freewvsを grep し、稼働しているサービス・バージョンを把握する。 -
2Apply patch patch
Upgrade freewvs to 0.1.1ステージング環境で 0.1.1 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。
-
3Post-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
References
- advisory github.com
- advisory nvd.nist.gov
- package github.com
- patch github.com
- web github.com