CVE-2023-5217

Description

Heap buffer overflow in vp8 encoding in libvpx in Google Chrome prior to 117.0.5938.132 and libvpx 1.13.1 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

Gravité et risque d'exploitation

CVE-2023-5217 obtient un score CVSS de 8.8/10, soit une gravité élevée. Selon le modèle EPSS, la probabilité qu'elle soit exploitée dans les 30 prochains jours est de 49.01 %, ce qui la place devant 98.9 % des CVE référencées.

Que faire ?

• Vérifiez si Chrome (versions <117.0.5938.132, 1.13.1, 117.0.5938.132, <1.13.1) est présent sur votre parc.
• Appliquez le correctif ou la version corrigée indiqués dans les références de l'éditeur.
• À défaut de correctif, limitez l'exposition (filtrage réseau, désactivation du composant).
• Automatisez la détection : les agents CVE Heimdall (gratuits, open source) corrèlent l'inventaire de vos serveurs avec la base CVE.

Références

• https://chromereleases.googleblog.com/2023/09/stable-channel-update-for-desktop_27.html
• https://crbug.com/1486441
• http://www.openwall.com/lists/oss-security/2023/09/28/5
• http://www.openwall.com/lists/oss-security/2023/09/28/6
• http://www.openwall.com/lists/oss-security/2023/09/29/1
• http://www.openwall.com/lists/oss-security/2023/09/29/2
• http://www.openwall.com/lists/oss-security/2023/09/29/7
• http://www.openwall.com/lists/oss-security/2023/09/29/9
• https://www.mozilla.org/en-US/security/advisories/mfsa2023-44/
• https://security-tracker.debian.org/tracker/CVE-2023-5217
• https://bugzilla.redhat.com/show_bug.cgi?id=2241191
• https://stackdiary.com/google-discloses-a-webm-vp8-bug-tracked-as-cve-2023-5217/
• https://www.openwall.com/lists/oss-security/2023/09/28/5
• https://pastebin.com/TdkC4pDv
• https://github.com/webmproject/libvpx/commit/3fbd1dca6a4d2dad332a2110d646e4ffef36d590
• https://github.com/webmproject/libvpx/commit/af6dedd715f4307669366944cca6e0417b290282
• https://github.com/webmproject/libvpx/tags
• http://www.openwall.com/lists/oss-security/2023/09/29/11
• http://www.openwall.com/lists/oss-security/2023/09/29/12
• http://www.openwall.com/lists/oss-security/2023/09/29/14
• https://www.debian.org/security/2023/dsa-5510
• https://www.debian.org/security/2023/dsa-5509
• https://www.debian.org/security/2023/dsa-5508
• http://www.openwall.com/lists/oss-security/2023/09/30/1
• https://lists.debian.org/debian-lts-announce/2023/09/msg00038.html
• https://twitter.com/maddiestone/status/1707163313711497266
• https://arstechnica.com/security/2023/09/new-0-day-in-chrome-and-firefox-is-likely-to-plague-other-software/
• https://github.com/webmproject/libvpx/releases/tag/v1.13.1
• http://www.openwall.com/lists/oss-security/2023/09/30/3
• http://www.openwall.com/lists/oss-security/2023/09/30/2
• http://www.openwall.com/lists/oss-security/2023/09/30/4
• http://www.openwall.com/lists/oss-security/2023/09/30/5
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BCVSHVX2RFBU3RMCUFSATVQEJUFD4Q63/
• http://www.openwall.com/lists/oss-security/2023/10/01/2
• http://www.openwall.com/lists/oss-security/2023/10/01/1
• http://www.openwall.com/lists/oss-security/2023/10/01/5
• https://lists.debian.org/debian-lts-announce/2023/10/msg00001.html
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WTRUIS3564P7ZLM2S2IH4Y4KZ327LI4I/
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/55YVCZNAVY3Y5E4DWPWMX2SPKZ2E5SOV/
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4MFWDFJSSIFKWKNOCTQCFUNZWAXUCSS4/
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CWEJYS5NC7KVFYU3OAMPKQDYN6JQGVK6/
• http://www.openwall.com/lists/oss-security/2023/10/02/6
• http://www.openwall.com/lists/oss-security/2023/10/03/11
• https://security.gentoo.org/glsa/202310-04
• https://support.apple.com/kb/HT213961
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AY642Z6JZODQJE7Z62CFREVUHEGCXGPD/
• http://seclists.org/fulldisclosure/2023/Oct/12
• https://lists.debian.org/debian-lts-announce/2023/10/msg00015.html
• https://support.apple.com/kb/HT213972
• http://seclists.org/fulldisclosure/2023/Oct/16
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TE7F54W5O5RS4ZMAAC7YK3CZWQXIDSKB/
• https://security.gentoo.org/glsa/202401-34