CVE-2023-4045

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Summary

CVECVE-2023-4045
StatePUBLISHED
Assignermozilla
Source PriorityCVE Program / NVD first with legacy fallback
Published2023-08-01 15:15:09 UTC
Updated2026-10-24 13:10:00 UTC
DescriptionOffscreen Canvas did not properly track cross-origin tainting, which could have been used to access image data from another site in violation of same-origin policy. This vulnerability affects Firefox < 116, Firefox ESR < 102.14, and Firefox ESR < 115.1.

Risk And Classification

Primary CVSS: v3.1 5.3 MEDIUM from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Problem Types: CWE-346 | Offscreen Canvas could have bypassed cross-origin restrictions

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Mozilla Firefox All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Mozilla Firefox affected unspecified 116 custom Not specified
CNA Mozilla Firefox ESR affected unspecified 102.14 custom Not specified
CNA Mozilla Firefox ESR affected unspecified 115.1 custom Not specified
ADP Mozilla Firefox affected 116 custom Not specified
ADP Mozilla Firefox affected 102.14 custom Not specified
ADP Mozilla Firefox affected 115.1 custom Not specified

References

ReferenceSourceLinkTags
Debian -- Security Information -- DSA-5464-1 firefox-esr af854a3a-2127-422b-91ae-364da2661108 www.debian.org Third Party Advisory
Debian -- Security Information -- DSA-5469-1 thunderbird af854a3a-2127-422b-91ae-364da2661108 www.debian.org Third Party Advisory
Security Vulnerabilities fixed in Firefox 116 — Mozilla af854a3a-2127-422b-91ae-364da2661108 www.mozilla.org Vendor Advisory
Access Denied af854a3a-2127-422b-91ae-364da2661108 bugzilla.mozilla.org Issue Tracking, Permissions Required
Security Vulnerabilities fixed in Firefox ESR 102.14 — Mozilla af854a3a-2127-422b-91ae-364da2661108 www.mozilla.org Vendor Advisory
[SECURITY] [DLA 3523-1] firefox-esr security update af854a3a-2127-422b-91ae-364da2661108 lists.debian.org
Security Vulnerabilities fixed in Firefox ESR 115.1 — Mozilla af854a3a-2127-422b-91ae-364da2661108 www.mozilla.org Vendor Advisory
[SECURITY] [DLA 3521-1] thunderbird security update af854a3a-2127-422b-91ae-364da2661108 lists.debian.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Max Vlasov (en)

Legacy QID Mappings

  • 160838 Oracle Enterprise Linux Security Update for firefox (ELSA-2023-4462)
  • 160839 Oracle Enterprise Linux Security Update for firefox (ELSA-2023-4461)
  • 160840 Oracle Enterprise Linux Security Update for firefox (ELSA-2023-4468)
  • 160844 Oracle Enterprise Linux Security Update for thunderbird (ELSA-2023-4495)
  • 160845 Oracle Enterprise Linux Security Update for thunderbird (ELSA-2023-4499)
  • 160849 Oracle Enterprise Linux Security Update for thunderbird (ELSA-2023-4497)
  • 199631 Ubuntu Security Notification for Firefox Vulnerabilities (USN-6267-1)
  • 241906 Red Hat Update for firefox (RHSA-2023:4461)
  • 241907 Red Hat Update for firefox (RHSA-2023:4460)
  • 241908 Red Hat Update for firefox (RHSA-2023:4468)
  • 241909 Red Hat Update for firefox (RHSA-2023:4469)
  • 241910 Red Hat Update for firefox (RHSA-2023:4462)
  • 241912 Red Hat Update for firefox (RHSA-2023:4463)
  • 241913 Red Hat Update for firefox (RHSA-2023:4464)
  • 241914 Red Hat Update for firefox (RHSA-2023:4465)
  • 241915 Red Hat Update for thunderbird (RHSA-2023:4500)
  • 241916 Red Hat Update for thunderbird (RHSA-2023:4494)
  • 241918 Red Hat Update for thunderbird (RHSA-2023:4499)
  • 241919 Red Hat Update for thunderbird (RHSA-2023:4497)
  • 241920 Red Hat Update for thunderbird (RHSA-2023:4495)
  • 241921 Red Hat Update for thunderbird (RHSA-2023:4492)
  • 241922 Red Hat Update for thunderbird (RHSA-2023:4496)
  • 241923 Red Hat Update for thunderbird (RHSA-2023:4493)
  • 257267 Centos Security Update for firefox
  • 257268 Centos Security Update for thunderbird
  • 296103 Oracle Solaris 11.4 Support Repository Update (SRU) 61.151.2 Missing (CPUJUL2023)
  • 356176 Amazon Linux Security Advisory for firefox : ALASFIREFOX-2023-002
  • 356478 Amazon Linux Security Advisory for firefox : ALAS2FIREFOX-2023-002
  • 378726 Mozilla Firefox Multiple Vulnerabilities (MFSA2023-29)
  • 378727 Mozilla Firefox ESR Multiple Vulnerabilities (MFSA2023-30)
  • 378728 Mozilla Firefox ESR Multiple Vulnerabilities (MFSA2023-31)
  • 378735 Mozilla Thunderbird Multiple Vulnerabilities (MFSA2023-33)
  • 378736 Mozilla Thunderbird Multiple Vulnerabilities (MFSA2023-32)
  • 503459 Alpine Linux Security Update for firefox-esr
  • 506067 Alpine Linux Security Update for firefox-esr
  • 6000070 Debian Security Update for thunderbird (DLA 3521-1)
  • 6000165 Debian Security Update for firefox-esr (DLA 3523-1)
  • 6000192 Debian Security Update for firefox-esr (DSA 5464-1)
  • 6000243 Debian Security Update for thunderbird (DSA 5469-1)
  • 710875 Gentoo Linux Mozilla Thunderbird Multiple Vulnerabilities (GLSA 202402-25)
  • 754241 SUSE Enterprise Linux Security Update for MozillaFirefox (SUSE-SU-2023:3163-1)
  • 754242 SUSE Enterprise Linux Security Update for MozillaFirefox (SUSE-SU-2023:3162-1)
  • 754243 SUSE Enterprise Linux Security Update for MozillaFirefox (SUSE-SU-2023:3161-1)
  • 941208 AlmaLinux Security Update for firefox (ALSA-2023:4468)
  • 941209 AlmaLinux Security Update for firefox (ALSA-2023:4462)
  • 941211 AlmaLinux Security Update for thunderbird (ALSA-2023:4497)
  • 941212 AlmaLinux Security Update for thunderbird (ALSA-2023:4499)
  • 960959 Rocky Linux Security Update for thunderbird (RLSA-2023:4499)
  • 960962 Rocky Linux Security Update for firefox (RLSA-2023:4468)
  • 960963 Rocky Linux Security Update for firefox (RLSA-2023:4462)
  • 960974 Rocky Linux Security Update for thunderbird (RLSA-2023:4497)

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