Vulnerability in Pengu (CVE-2020-36623)

Summary

Vulnerability in Pengu (CVE-2020-36623). Data can be tampered with by attackers.

Original description

The description as published by the source.

A vulnerability was found in Pengu. It has been declared as problematic. Affected by this vulnerability is the function runApp of the file src/index.js. The manipulation leads to cross-site request forgery. The attack can be launched remotely. The name of the patch is aea66f12b8cdfc3c8c50ad6a9c89d8307e9d0a91. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-216475.

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-2020-36623 has been found in Pengu.
Data can be tampered with by attackers.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "Pengu CVE-2020-36623" on the vendor's site.

CVE-2020-36623 (Pengu)
Attack vector: remote (network-reachable) / unauthenticated
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 Pengu.

📍 Affected scope

Check the vendor advisory for the affected versions of Pengu.

🔥 Severity

Severity: ?. Data can be tampered with by attackers.

🔧 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 'Pengu' . 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
Identify exposure identify
```
grep -r 'Pengu' . | 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 Pengu を grep し、稼働しているサービス・バージョンを把握する。
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。

References

advisory vuldb.com
patch github.com