AEGLIX vulnerability intelligence
CVE-2023-4863
HIGH · CVSS 8.8 · Analyzed
Published: 2023-09-12 · Updated: 2026-06-17 · Source: NVD
Vulnerability overview
Heap buffer overflow in libwebp in Google Chrome prior to 116.0.5845.187 and libwebp 1.3.2 allowed a remote attacker to perform an out of bounds memory write via a crafted HTML page. (Chromium security severity: Critical)
Severity and scoring
- CVSS score
- 8.8 · HIGH
- CVSS version
- 3.1
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-787
CVSS measures technical severity; it does not establish whether this vulnerability is being exploited in your environment.
Known exploitation and remediation
Listed in CISA’s Known Exploited Vulnerabilities catalog.
- Affected product
- Google · Chromium WebP
- Added to catalog
- 2023-09-13
- Required action
- Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
- CISA remediation due date
- 2023-10-04
CISA deadlines apply to the organizations covered by its directives. Confirm your own remediation requirements.
Verify affected versions and patch availability in the vendor advisory before making changes.
Affected products and versions
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
Before (exclusive): 116.0.5845.187
cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:12.0:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*
Before (exclusive): 102.15.1
cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*
Before (exclusive): 117.0.1
cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*
From (inclusive): 115.1.0
Before (exclusive): 115.2.1
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
Before (exclusive): 102.15.1
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
From (inclusive): 115.0
Before (exclusive): 115.2.2
cpe:2.3:a:microsoft:edge_chromium:*:*:*:*:*:*:*:*
Before (exclusive): 116.0.1938.81
cpe:2.3:a:microsoft:teams:*:*:*:*:*:macos:*:*
Before (exclusive): 1.6.00.26463
cpe:2.3:a:microsoft:teams:*:*:*:*:desktop:*:*:*
Before (exclusive): 1.6.00.26474
cpe:2.3:a:microsoft:webp_image_extension:*:*:*:*:*:*:*:*
Before (exclusive): 1.0.62681.0
cpe:2.3:a:webmproject:libwebp:*:*:*:*:*:*:*:*
Before (exclusive): 1.3.2
cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:*
cpe:2.3:a:bentley:seequent_leapfrog:*:*:*:*:*:*:*:*
Before (exclusive): 2023.2
cpe:2.3:a:bandisoft:honeyview:*:*:*:*:*:*:*:*
Before (exclusive): 5.51
These are NVD CPE applicability entries. Some products depend on configuration conditions; consult the official record to confirm applicability.
Advisories and references
- http://www.openwall.com/lists/oss-security/2023/09/21/4
Mailing List
- http://www.openwall.com/lists/oss-security/2023/09/22/1
Mailing List
- http://www.openwall.com/lists/oss-security/2023/09/22/3
Mailing List
- http://www.openwall.com/lists/oss-security/2023/09/22/4
Mailing List
- http://www.openwall.com/lists/oss-security/2023/09/22/5
Mailing List
- http://www.openwall.com/lists/oss-security/2023/09/22/6
Mailing List
- http://www.openwall.com/lists/oss-security/2023/09/22/7
Mailing List
- http://www.openwall.com/lists/oss-security/2023/09/22/8
Mailing List
- http://www.openwall.com/lists/oss-security/2023/09/26/1
Mailing List
- http://www.openwall.com/lists/oss-security/2023/09/26/7
Mailing List
- http://www.openwall.com/lists/oss-security/2023/09/28/1
Mailing List
- http://www.openwall.com/lists/oss-security/2023/09/28/2
Mailing List
- http://www.openwall.com/lists/oss-security/2023/09/28/4
Mailing List
- https://adamcaudill.com/2023/09/14/whose-cve-is-it-anyway/
Third Party Advisory
- https://blog.isosceles.com/the-webp-0day/
Exploit · Third Party Advisory
- https://bugzilla.suse.com/show_bug.cgi?id=1215231
Issue Tracking · Third Party Advisory
- https://chromereleases.googleblog.com/2023/09/stable-channel-update-for-desktop_11.html
Vendor Advisory
- https://crbug.com/1479274
Issue Tracking · Vendor Advisory
- https://en.bandisoft.com/honeyview/history/
Release Notes
- https://github.com/webmproject/libwebp/commit/902bc9190331343b2017211debcec8d2ab87e17a
Patch
- https://github.com/webmproject/libwebp/releases/tag/v1.3.2
Release Notes
- https://lists.debian.org/debian-lts-announce/2023/09/msg00015.html
Mailing List · Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/09/msg00016.html
Mailing List · Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/09/msg00017.html
Mailing List · Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6T655QF7CQ3DYAMPFV7IECQYGDEUIVVT/
Mailing List
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FYYKLG6CRGEDTNRBSU26EEWAO6D6U645/
Mailing List
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KUQ7CTX3W372X3UY56VVNAHCH6H2F4X3/
Mailing List
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OZDGWWMJREPAGKWCJKSCM4WYLANSKIFX/
Mailing List
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PYZV7TMKF4QHZ54SFJX54BDN52VHGGCX/
Mailing List
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WHOLML7N2G5KCAZXFWC5IDFFHSQS5SDB/
Mailing List
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WTRUIS3564P7ZLM2S2IH4Y4KZ327LI4I/
Mailing List
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-4863
Patch · Third Party Advisory
- https://news.ycombinator.com/item?id=37478403
Exploit · Third Party Advisory
- https://security-tracker.debian.org/tracker/CVE-2023-4863
Issue Tracking · Third Party Advisory
- https://security.gentoo.org/glsa/202309-05
Third Party Advisory
- https://security.gentoo.org/glsa/202401-10
Third Party Advisory
- https://security.netapp.com/advisory/ntap-20230929-0011/
Third Party Advisory
- https://sethmlarson.dev/security-developer-in-residence-weekly-report-16
Exploit
- https://stackdiary.com/critical-vulnerability-in-webp-codec-cve-2023-4863/
Exploit · Third Party Advisory
- https://www.bentley.com/advisories/be-2023-0001/
Third Party Advisory
- https://www.bleepingcomputer.com/news/google/google-fixes-another-chrome-zero-day-bug-exploited-in-attacks/
Third Party Advisory
- https://www.debian.org/security/2023/dsa-5496
Mailing List
- https://www.debian.org/security/2023/dsa-5497
Mailing List
- https://www.debian.org/security/2023/dsa-5498
Mailing List · Third Party Advisory
- https://www.mozilla.org/en-US/security/advisories/mfsa2023-40/
Third Party Advisory
- http://www.openwall.com/lists/oss-security/2023/09/21/4
Mailing List
- http://www.openwall.com/lists/oss-security/2023/09/22/1
Mailing List
- http://www.openwall.com/lists/oss-security/2023/09/22/3
Mailing List
- http://www.openwall.com/lists/oss-security/2023/09/22/4
Mailing List
- http://www.openwall.com/lists/oss-security/2023/09/22/5
Mailing List
- http://www.openwall.com/lists/oss-security/2023/09/22/6
Mailing List
- http://www.openwall.com/lists/oss-security/2023/09/22/7
Mailing List
- http://www.openwall.com/lists/oss-security/2023/09/22/8
Mailing List
- http://www.openwall.com/lists/oss-security/2023/09/26/1
Mailing List
- http://www.openwall.com/lists/oss-security/2023/09/26/7
Mailing List
- http://www.openwall.com/lists/oss-security/2023/09/28/1
Mailing List
- http://www.openwall.com/lists/oss-security/2023/09/28/2
Mailing List
- http://www.openwall.com/lists/oss-security/2023/09/28/4
Mailing List
- https://adamcaudill.com/2023/09/14/whose-cve-is-it-anyway/
Third Party Advisory
- https://blog.isosceles.com/the-webp-0day/
Exploit · Third Party Advisory
- https://bugzilla.suse.com/show_bug.cgi?id=1215231
Issue Tracking · Third Party Advisory
- https://chromereleases.googleblog.com/2023/09/stable-channel-update-for-desktop_11.html
Vendor Advisory
- https://crbug.com/1479274
Issue Tracking · Vendor Advisory
- https://en.bandisoft.com/honeyview/history/
Release Notes
- https://github.com/webmproject/libwebp/commit/902bc9190331343b2017211debcec8d2ab87e17a
Patch
- https://github.com/webmproject/libwebp/releases/tag/v1.3.2
Release Notes
- https://lists.debian.org/debian-lts-announce/2023/09/msg00015.html
Mailing List · Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/09/msg00016.html
Mailing List · Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/09/msg00017.html
Mailing List · Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6T655QF7CQ3DYAMPFV7IECQYGDEUIVVT/
Mailing List
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FYYKLG6CRGEDTNRBSU26EEWAO6D6U645/
Mailing List
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KUQ7CTX3W372X3UY56VVNAHCH6H2F4X3/
Mailing List
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OZDGWWMJREPAGKWCJKSCM4WYLANSKIFX/
Mailing List
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PYZV7TMKF4QHZ54SFJX54BDN52VHGGCX/
Mailing List
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WHOLML7N2G5KCAZXFWC5IDFFHSQS5SDB/
Mailing List
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WTRUIS3564P7ZLM2S2IH4Y4KZ327LI4I/
Mailing List
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-4863
Patch · Third Party Advisory
- https://news.ycombinator.com/item?id=37478403
Exploit · Third Party Advisory
- https://security-tracker.debian.org/tracker/CVE-2023-4863
Issue Tracking · Third Party Advisory
- https://security.gentoo.org/glsa/202309-05
Third Party Advisory
- https://security.gentoo.org/glsa/202401-10
Third Party Advisory
- https://security.netapp.com/advisory/ntap-20230929-0011/
Third Party Advisory
- https://sethmlarson.dev/security-developer-in-residence-weekly-report-16
Exploit
- https://stackdiary.com/critical-vulnerability-in-webp-codec-cve-2023-4863/
Exploit · Third Party Advisory
- https://www.bentley.com/advisories/be-2023-0001/
Third Party Advisory
- https://www.bleepingcomputer.com/news/google/google-fixes-another-chrome-zero-day-bug-exploited-in-attacks/
Third Party Advisory
- https://www.debian.org/security/2023/dsa-5496
Mailing List
- https://www.debian.org/security/2023/dsa-5497
Mailing List
- https://www.debian.org/security/2023/dsa-5498
Mailing List · Third Party Advisory
- https://www.mozilla.org/en-US/security/advisories/mfsa2023-40/
Third Party Advisory
- https://www.vicarius.io/vsociety/posts/zero-day-webp-vulnerability-cve-2023-4863
Exploit · Third Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-4863
US Government Resource