CVE-2020-12415

When "%2F" was present in a manifest URL, Firefox's AppCache behavior may have become confused and allowed a manifest to be served from a subdirectory. This could cause the appcache to be used to service requests for the top level directory. This vulnerability affects Firefox < 78.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.5 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
mozillaCNA
---
---
CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 57%
VendorProductVersion
mozillafirefox
𝑥
< 78.0
opensuseleap
15.1
opensuseleap
15.2
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
noble
Fixed 78.0.1+build1-0ubuntu1
released
mantic
Fixed 78.0.1+build1-0ubuntu1
released
lunar
Fixed 78.0.1+build1-0ubuntu1
released
kinetic
Fixed 78.0.1+build1-0ubuntu1
released
jammy
Fixed 78.0.1+build1-0ubuntu1
released
impish
Fixed 78.0.1+build1-0ubuntu1
released
hirsute
Fixed 78.0.1+build1-0ubuntu1
released
groovy
Fixed 78.0.1+build1-0ubuntu1
released
focal
Fixed 78.0.1+build1-0ubuntu0.20.04.1
released
eoan
Fixed 78.0.1+build1-0ubuntu0.19.10.1
released
bionic
Fixed 78.0.1+build1-0ubuntu0.18.04.1
released
xenial
Fixed 78.0.1+build1-0ubuntu0.16.04.1
released
trusty
dne
mozjs38
noble
dne
mantic
dne
lunar
dne
kinetic
dne
jammy
dne
impish
dne
hirsute
dne
groovy
dne
focal
dne
eoan
dne
bionic
ignored
xenial
dne
trusty
dne
mozjs52
noble
dne
mantic
dne
lunar
dne
kinetic
dne
jammy
dne
impish
dne
hirsute
dne
groovy
ignored
focal
ignored
eoan
ignored
bionic
ignored
xenial
dne
trusty
dne
mozjs60
noble
dne
mantic
dne
lunar
dne
kinetic
dne
jammy
dne
impish
dne
hirsute
dne
groovy
dne
focal
dne
eoan
ignored
bionic
dne
xenial
dne
trusty
dne
mozjs68
noble
dne
mantic
dne
lunar
dne
kinetic
dne
jammy
dne
impish
dne
hirsute
dne
groovy
ignored
focal
ignored
eoan
dne
bionic
dne
xenial
dne
trusty
dne
thunderbird
noble
not-affected
mantic
not-affected
lunar
not-affected
kinetic
not-affected
jammy
not-affected
impish
not-affected
hirsute
not-affected
groovy
not-affected
focal
Fixed 1:78.7.1+build1-0ubuntu0.20.04.1
released
eoan
ignored
bionic
Fixed 1:78.8.1+build1-0ubuntu0.18.04.1
released
xenial
ignored
trusty
dne
Common Weakness Enumeration
References
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00027.html
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00049.html
https://bugzilla.mozilla.org/show_bug.cgi?id=1586630
https://security.gentoo.org/glsa/202007-10
https://www.mozilla.org/security/advisories/mfsa2020-24/
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00027.html
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00049.html
https://bugzilla.mozilla.org/show_bug.cgi?id=1586630
https://security.gentoo.org/glsa/202007-10
https://www.mozilla.org/security/advisories/mfsa2020-24/