CVE-2018-12370

In Reader View SameSite cookie protections are not checked on exiting. This allows for a payload to be triggered when Reader View is exited if loaded by a malicious site while Reader mode is active, bypassing CSRF protections. This vulnerability affects Firefox < 61.
CSRF
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.8 HIGH
NETWORK
LOW
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
mozillaCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 56%
VendorProductVersion
canonicalubuntu_linux
14.04
canonicalubuntu_linux
16.04
canonicalubuntu_linux
17.10
canonicalubuntu_linux
18.04
mozillafirefox
𝑥
< 61.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
firefox
sid
132.0.1-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
firefox
bionic
Fixed 61.0+build3-0ubuntu0.18.04.1
released
artful
Fixed 61.0+build3-0ubuntu0.17.10.1
released
xenial
Fixed 61.0+build3-0ubuntu0.16.04.2
released
trusty
Fixed 61.0+build3-0ubuntu0.14.04.2
released
Common Weakness Enumeration
References
http://www.securitytracker.com/id/1041193
https://bugzilla.mozilla.org/show_bug.cgi?id=1456652
https://security.gentoo.org/glsa/201810-01
https://usn.ubuntu.com/3705-1/
https://www.mozilla.org/security/advisories/mfsa2018-15/
http://www.securitytracker.com/id/1041193
https://bugzilla.mozilla.org/show_bug.cgi?id=1456652
https://security.gentoo.org/glsa/201810-01
https://usn.ubuntu.com/3705-1/
https://www.mozilla.org/security/advisories/mfsa2018-15/