CVE-2017-7791

medium

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.

References

https://access.redhat.com/errata/RHSA-2017:2456

https://access.redhat.com/errata/RHSA-2017:2534

https://bugzilla.mozilla.org/show_bug.cgi?id=1365875

https://security.gentoo.org/glsa/201803-14

https://www.debian.org/security/2017/dsa-3928

https://www.debian.org/security/2017/dsa-3968

https://www.mozilla.org/security/advisories/mfsa2017-18/

https://www.mozilla.org/security/advisories/mfsa2017-19/

https://www.mozilla.org/security/advisories/mfsa2017-20/

http://www.securitytracker.com/id/1039124

Details

Source: Mitre, NVD

Published: 2018-06-11

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 5.3

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Severity: Medium