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CVE-2023-5217

Published: Sep 28, 2023Updated: Oct 24, 2025 Sources: CVE List NVD GHSA BDU csafCWE-787
8.8HIGH
NVD MITRE
EPSS Score
49.0%
Top 1.2%
CISA KEV
Active Exploitation
Since Oct 2, 2023
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

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)

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:RS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-787

Affected Products

Mozilla Corp.
oss-project·USaka mozilla
Firefox ESROn-premDesktop App
Consumer Software / browser
thunderbirdOn-premDesktop App
Communications / email-server-client
Focus
Consumer Software
Google Inc
commercial·USaka google, google llc
Google ChromeOn-premDesktop App
Consumer Software / browser
libvpxLibraryLibrary
OSS Libraries / generic-library
libwebpLibrary
OSS Libraries / generic-library
АО «НТЦ ИТ РОСА»
commercial·RU
ROSA VirtualizationOn-prem
Operating Systems / linux-distro
РОСА ХРОМOn-prem
Operating Systems / linux-distro
ROSA Virtualization 3.0On-prem
Operating Systems / linux-distro
microsoft
commercial·US
edgeDesktop App
Consumer Software / browser
edge chromiumOn-premDesktop App
Operating Systems / windows
apple
commercial·USaka apple inc., apple computer
ipadosEmbeddedOS
Operating Systems / mobile-os
iphone osEmbeddedOS
Operating Systems / mobile-os
webmproject
oss-projectaka libvpx, libwebm, libwebp, webm
libvpxLibrary
OSS Libraries / generic-library
and 16 more affected products View all →

Exploitability

CISA Known Exploited Vulnerability
Added to KEV:Oct 2, 2023
Remediation due:Oct 23, 2023

Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Official Patch Available
Is your org exposed to CVE-2023-5217?We can run the check for you — a free external exposure review, no install. Check my exposure

Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

http://seclists.org/fulldisclosure/2023/Oct/12
seclists.org
http://seclists.org/fulldisclosure/2023/Oct/16
seclists.org
http://www.openwall.com/lists/oss-security/2023/09/28/5
openwall.com
and 120 more references View all →

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