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CVE-2020-14422
Vulnerability in libpython (CVE-2020-14422)
Summary
vulnerability in libpython (CVE-2020-14422). Risk of unauthorized operations or information disclosure. Mitigation: upgrade to `3.5.10, 3.6.12, 3.7.9, 3.8.4` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2020-14422** has been found in libpython.
Risk of unauthorized operations or information disclosure. CVSS score: ?/10.
What to do: upgrade libpython to **3.5.10, 3.6.12, 3.7.9, 3.8.4** or later.
If unsure, ask your IT team or search "libpython CVE-2020-14422" on the vendor's site.
CVE-2020-14422 (libpython) —
Patched: `3.5.10, 3.6.12, 3.7.9, 3.8.4` — 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 libpython.
📍 Affected scope
libpython — .
🔥 Severity
Severity: ?. Risk of unauthorized operations or information disclosure
🔧 How to fix
Update to **3.5.10, 3.6.12, 3.7.9, 3.8.4**.
🛡️ 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 'libpython' .` against your dependency files (package-lock.json, requirements.txt, go.sum) to find affected services.
Response Actions (7 steps)
Concrete steps and command examples for SOC/SRE teams to execute in order
-
1Identify exposure identify
grep -r 'libpython' . | 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 `libpython` を grep し、稼働しているサービス・バージョンを把握する。
-
6Apply patch patch
Upgrade libpython to 3.5.10, 3.6.12, 3.7.9, 3.8.4ステージング環境で 3.5.10, 3.6.12, 3.7.9, 3.8.4 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と、Step 3 で見つけた異常検知の続報チェックを含めること。
-
7Post-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 Step 3 と同じログクエリでアラート再発が無いか継続監視。
Affected packages
Bitnami
libpython
[{"type":"SEMVER","events":[{"introduced":"3.0.0"},{"fixed":"3.5.10"},{"introduced":"3.6.0"},{"fixed":"3.6.12"},{"introduced":"3.7.0"},{"fixed":"3.7.9"},{"introduced":"3.8.0"},{"fixed":"3.8.4"}]}]
Bitnami
python-min
[{"type":"SEMVER","events":[{"introduced":"3.0.0"},{"fixed":"3.5.10"},{"introduced":"3.6.0"},{"fixed":"3.6.12"},{"introduced":"3.7.0"},{"fixed":"3.7.9"},{"introduced":"3.8.0"},{"fixed":"3.8.4"}]}]
Bitnami
python
[{"type":"SEMVER","events":[{"introduced":"3.0.0"},{"fixed":"3.5.10"},{"introduced":"3.6.0"},{"fixed":"3.6.12"},{"introduced":"3.7.0"},{"fixed":"3.7.9"},{"introduced":"3.8.0"},{"fixed":"3.8.4"}]}]
References
- web http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00003.html
- web http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00006.html
- web http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00032.html
- web http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00041.html
- web https://bugs.python.org/issue41004
- web https://github.com/python/cpython/pull/20956
- web https://lists.debian.org/debian-lts-announce/2020/07/msg00011.html
- web https://lists.debian.org/debian-lts-announce/2023/05/msg00016.html
- web https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/36XI3EEQNMHGOZEI63Y7UV6XZRELYEAU/
- web https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CNHPQGSP2YM3JAUD2VAMPXTIUQTZ2M2U/
- web https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CTUNTBJ3POHONQOTLEZC46POCIYYTAKZ/
- web https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FCCZTAYZATTNSNEAXWA7U3HCO2OVQKT5/
- web https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LE4O3PNDNNOMSKHNUKZKD3NGHIFUFDPX/
- web https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NTBKKOLFFNHG6CM4ACDX4APHSD5ZX5N4/
- web https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OXI72HIHMXCQFWTULUXDG7VDA2BCYL4Y/
- web https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V3TALOUBYU2MQD4BPLRTDQUMBKGCAXUA/
- web https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V53P2YOLEQH4J7S5QHXMKMZYFTVVMTMO/
- web https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VT4AF72TJ2XNIKCR4WEBR7URBJJ4YZRD/
- web https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X36Y523UAZY5QFXZAAORNFY63HLBWX7N/
- web https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YILCHHTNLH4GG4GSQBX2MZRKZBXOLCKE/
- web https://nvd.nist.gov/vuln/detail/CVE-2020-14422
- web https://security.gentoo.org/glsa/202008-01
- web https://security.netapp.com/advisory/ntap-20200724-0004/
- web https://usn.ubuntu.com/4428-1/
- web https://www.oracle.com/security-alerts/cpujan2021.html