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CVE-2017-7791

Published: Jun 11, 2018Updated: Nov 25, 2025 Sources: CVE List NVD BDUCWE-20
5.3MEDIUM
NVD MITRE
EPSS Score
1.8%
Top 23.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

Description

On pages containing an iframe, the "data:" protocol can be used to create a modal alert that will render over arbitrary domains following page navigation, spoofing of the origin of the modal alert from the iframe content. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:LIntegrity
Low
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

CWE-20

Affected Products

Novell Inc.
commercial·US
OpenSUSE LeapOn-premOS
Operating Systems / linux-distro
Suse Linux Enterprise DesktopOn-premOS
Operating Systems / linux-distro
SUSE Linux Enterprise Server for SAP ApplicationsOn-premOS
Operating Systems / linux-distro
SUSE Linux Enterprise Software Development KitOn-prem
Operating Systems / linux-distro
SUSE Linux Enterprise Module for High Performance ComputingOn-prem
Operating Systems / linux-distro
SUSE Linux Enterprise Server for Raspberry PiOn-prem
Operating Systems / linux-distro
Mozilla Corp.
oss-project·USaka mozilla
ThunderbirdOn-premDesktop App
Communications / email-server-client
Firefox ESROn-premDesktop App
Consumer Software / browser
debian
oss-project·GBaka debian gnu/linux
debian linuxOn-premOS
Operating Systems / linux-distro
Red Hat Inc.
commercial·USaka redhat, red hat
Red Hat Enterprise LinuxOn-premOS
Operating Systems / linux-distro
ООО «РусБИТех-Астра»
commercial·RUaka rusbitech-astra
Astra Linux Special EditionOn-premOS
Operating Systems / linux-distro
Canonical Ltd.
commercial·GBaka canonical
UbuntuOn-premOS
Operating Systems / linux-distro
and 15 more affected products View all →

Exploitability

Official Patch Available
Is your org exposed to CVE-2017-7791?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

1 technique
Initial Access
View detailed technique mapping

References

http://www.securityfocus.com/bid/100240
securityfocus.com
http://www.securitytracker.com/id/1039124
securitytracker.com
https://access.redhat.com/errata/RHSA-2017:2456
access.redhat.com
and 19 more references View all →

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