[KEV] Écriture hors limites dans Google electron (CVE-2023-5217)
Résumé
écriture hors limites dans Google electron (CVE-2023-5217). L'exploitation peut entraîner la prise de contrôle totale du système. Inscrit au CISA KEV — exploitation active confirmée. Atténuation : mise à jour vers `27.0.0-beta.8` ou plus.
Résumé IA snake-internal / snake-material-v2
Actions de réponse (7 étapes)
Étapes concrètes et exemples de commandes que les équipes SOC/SRE doivent exécuter dans l'ordre
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1Identify exposure identify
grep -r 'electron' . | 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 `electron` を grep し、稼働しているサービス・バージョンを把握する。
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4Consider incident declaration escalate
Notify SOC / on-callCISA KEV登録済 = 実環境で悪用が観測されている。Step 3 で兆候があればインシデント対応宣言、無くてもパッチ適用までWAF強化を最優先で。
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6Apply patch patch
Upgrade electron to 27.0.0-beta.8ステージング環境で 27.0.0-beta.8 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。
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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。
Paquets affectés
Références
- advisory https://nvd.nist.gov/vuln/detail/CVE-2023-5217
- package https://github.com/electron/electron
- web https://github.com/electron/electron/pull/40022
- web https://github.com/electron/electron/pull/40023
- web https://github.com/electron/electron/pull/40024
- web https://github.com/electron/electron/pull/40025
- web https://github.com/electron/electron/pull/40026
- web https://github.com/webmproject/libvpx/commit/af6dedd715f4307669366944cca6e0417b290282
- web https://github.com/webmproject/libvpx/commit/3fbd1dca6a4d2dad332a2110d646e4ffef36d590
- web https://lists.fedoraproject.org/archives/list/[email protected]/message/BCVSHVX2RFBU3RMCUFSATVQEJUFD4Q63
- web https://lists.fedoraproject.org/archives/list/[email protected]/message/CWEJYS5NC7KVFYU3OAMPKQDYN6JQGVK6
- web https://lists.fedoraproject.org/archives/list/[email protected]/message/TE7F54W5O5RS4ZMAAC7YK3CZWQXIDSKB
- web https://lists.fedoraproject.org/archives/list/[email protected]/message/WTRUIS3564P7ZLM2S2IH4Y4KZ327LI4I
- web https://pastebin.com/TdkC4pDv
- web https://security-tracker.debian.org/tracker/CVE-2023-5217
- web https://security.gentoo.org/glsa/202310-04
- web https://security.gentoo.org/glsa/202401-34
- web https://stackdiary.com/google-discloses-a-webm-vp8-bug-tracked-as-cve-2023-5217
- web https://support.apple.com/kb/HT213961
- web https://support.apple.com/kb/HT213972
- web https://twitter.com/maddiestone/status/1707163313711497266
- web https://www.debian.org/security/2023/dsa-5508
- web https://www.debian.org/security/2023/dsa-5509
- web https://www.debian.org/security/2023/dsa-5510
- web https://www.mozilla.org/en-US/security/advisories/mfsa2023-44
- web https://www.openwall.com/lists/oss-security/2023/09/28/5
- web https://arstechnica.com/security/2023/09/new-0-day-in-chrome-and-firefox-is-likely-to-plague-other-software
- web https://bugzilla.redhat.com/show_bug.cgi?id=2241191
- web https://chromereleases.googleblog.com/2023/09/stable-channel-update-for-desktop_27.html
- web https://crbug.com/1486441
- web https://github.com/electron/electron/releases/tag/v22.3.25
- web https://github.com/electron/electron/releases/tag/v24.8.5
- web https://github.com/electron/electron/releases/tag/v25.8.4
- web https://github.com/electron/electron/releases/tag/v26.2.4
- web https://github.com/electron/electron/releases/tag/v27.0.0-beta.8
- web https://github.com/webmproject/libvpx/releases/tag/v1.13.1
- web https://github.com/webmproject/libvpx/tags
- web https://lists.debian.org/debian-lts-announce/2023/09/msg00038.html
- web https://lists.debian.org/debian-lts-announce/2023/10/msg00001.html
- web https://lists.debian.org/debian-lts-announce/2023/10/msg00015.html
- web https://lists.fedoraproject.org/archives/list/[email protected]/message/4MFWDFJSSIFKWKNOCTQCFUNZWAXUCSS4
- web https://lists.fedoraproject.org/archives/list/[email protected]/message/55YVCZNAVY3Y5E4DWPWMX2SPKZ2E5SOV
- web https://lists.fedoraproject.org/archives/list/[email protected]/message/AY642Z6JZODQJE7Z62CFREVUHEGCXGPD
- web http://seclists.org/fulldisclosure/2023/Oct/12
- web http://seclists.org/fulldisclosure/2023/Oct/16
- web http://www.openwall.com/lists/oss-security/2023/09/28/5
- web http://www.openwall.com/lists/oss-security/2023/09/28/6
- web http://www.openwall.com/lists/oss-security/2023/09/29/1
- web http://www.openwall.com/lists/oss-security/2023/09/29/11
- web http://www.openwall.com/lists/oss-security/2023/09/29/12
- web http://www.openwall.com/lists/oss-security/2023/09/29/14
- web http://www.openwall.com/lists/oss-security/2023/09/29/2
- web http://www.openwall.com/lists/oss-security/2023/09/29/7
- web http://www.openwall.com/lists/oss-security/2023/09/29/9
- web http://www.openwall.com/lists/oss-security/2023/09/30/1
- web http://www.openwall.com/lists/oss-security/2023/09/30/2
- web http://www.openwall.com/lists/oss-security/2023/09/30/3
- web http://www.openwall.com/lists/oss-security/2023/09/30/4
- web http://www.openwall.com/lists/oss-security/2023/09/30/5
- web http://www.openwall.com/lists/oss-security/2023/10/01/1
- web http://www.openwall.com/lists/oss-security/2023/10/01/2
- web http://www.openwall.com/lists/oss-security/2023/10/01/5
- web http://www.openwall.com/lists/oss-security/2023/10/02/6
- web http://www.openwall.com/lists/oss-security/2023/10/03/11