High severity8.1NVD Advisory· Published Oct 18, 2018· Updated Jun 17, 2026
CVE-2018-12368
CVE-2018-12368
Description
Windows 10 does not warn users before opening executable files with the SettingContent-ms extension even when they have been downloaded from the internet and have the "Mark of the Web." Without the warning, unsuspecting users unfamiliar with this new file type might run an unwanted executable. This also allows a WebExtension with the limited downloads.open permission to execute arbitrary code without user interaction on Windows 10 systems. *Note: this issue only affects Windows operating systems. Other operating systems are unaffected.*. This vulnerability affects Thunderbird < 60, Thunderbird < 52.9, Firefox ESR < 60.1, Firefox ESR < 52.9, and Firefox < 61.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
28cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*+ 4 more
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*range: <61.0
- cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*range: <52.9
- (no CPE)range: < 60.1, < 52.9
- (no CPE)range: unspecified
- (no CPE)range: unspecified
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*range: <52.9
- (no CPE)range: < 60, < 52.9
- (no CPE)range: unspecified
- osv-coords19 versionspkg:rpm/suse/MozillaFirefox&distro=SUSE%20Enterprise%20Storage%204pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP3pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-TERADATApkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2011%20SP4pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP3pkg:rpm/suse/MozillaFirefox&distro=SUSE%20OpenStack%20Cloud%207
< 52.9.0esr-109.38.2+ 18 more
- (no CPE)range: < 52.9.0esr-109.38.2
- (no CPE)range: < 52.9.0esr-109.38.2
- (no CPE)range: < 52.9.0esr-3.7.12
- (no CPE)range: < 52.9.0esr-72.38.6
- (no CPE)range: < 52.9.0esr-72.38.6
- (no CPE)range: < 52.9.0esr-72.38.6
- (no CPE)range: < 52.9.0esr-72.38.6
- (no CPE)range: < 52.9.0esr-109.38.2
- (no CPE)range: < 52.9.0esr-109.38.2
- (no CPE)range: < 52.9.0esr-109.38.2
- (no CPE)range: < 52.9.0esr-109.38.2
- (no CPE)range: < 52.9.0esr-109.38.2
- (no CPE)range: < 52.9.0esr-72.38.6
- (no CPE)range: < 52.9.0esr-109.38.2
- (no CPE)range: < 52.9.0esr-109.38.2
- (no CPE)range: < 52.9.0esr-109.38.2
- (no CPE)range: < 52.9.0esr-72.38.6
- (no CPE)range: < 52.9.0esr-109.38.2
- (no CPE)range: < 52.9.0esr-109.38.2
Patches
Vulnerability mechanics
References
10- posts.specterops.io/the-tale-of-settingcontent-ms-files-f1ea253e4d39nvdExploitThird Party Advisory
- www.securityfocus.com/bid/104560nvdThird Party AdvisoryVDB Entry
- www.securitytracker.com/id/1041193nvdThird Party AdvisoryVDB Entry
- bugzilla.mozilla.org/show_bug.cginvdIssue TrackingPermissions RequiredVendor Advisory
- security.gentoo.org/glsa/201810-01nvdThird Party Advisory
- www.mozilla.org/security/advisories/mfsa2018-15/nvdVendor Advisory
- www.mozilla.org/security/advisories/mfsa2018-16/nvdVendor Advisory
- www.mozilla.org/security/advisories/mfsa2018-17/nvdVendor Advisory
- www.mozilla.org/security/advisories/mfsa2018-18/nvdVendor Advisory
- www.mozilla.org/security/advisories/mfsa2018-19/nvdVendor Advisory
News mentions
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