CVE-2017-7831
Published: 15 November 2017
A vulnerability where the security wrapper does not deny access to some exposed properties using the deprecated "_exposedProps_" mechanism on proxy objects. These properties should be explicitly unavailable to proxy objects. This vulnerability affects Firefox < 57.
Notes
Author | Note |
---|---|
tyhicks | mozjs contains a copy of the SpiderMonkey JavaScript engine |
chrisccoulson | This is not fixed in mozjs52, but it's unclear whether it is unaffected or just ignored as https://bugzilla.mozilla.org/show_bug.cgi?id=1392026 is still private and I can't find a changeset referencing it) |
Priority
Status
Package | Release | Status |
---|---|---|
firefox Launchpad, Ubuntu, Debian |
artful |
Released
(57.0+build4-0ubuntu0.17.10.5)
|
bionic |
Released
(57.0.1+build2-0ubuntu1)
|
|
cosmic |
Released
(57.0.1+build2-0ubuntu1)
|
|
disco |
Released
(57.0.1+build2-0ubuntu1)
|
|
eoan |
Released
(57.0.1+build2-0ubuntu1)
|
|
focal |
Released
(57.0.1+build2-0ubuntu1)
|
|
groovy |
Released
(57.0.1+build2-0ubuntu1)
|
|
hirsute |
Released
(57.0.1+build2-0ubuntu1)
|
|
impish |
Released
(57.0.1+build2-0ubuntu1)
|
|
jammy |
Released
(57.0.1+build2-0ubuntu1)
|
|
kinetic |
Released
(57.0.1+build2-0ubuntu1)
|
|
lunar |
Released
(57.0.1+build2-0ubuntu1)
|
|
trusty |
Released
(57.0+build4-0ubuntu0.14.04.4)
|
|
upstream |
Released
(57.0)
|
|
xenial |
Released
(57.0+build4-0ubuntu0.16.04.5)
|
|
zesty |
Released
(57.0+build4-0ubuntu0.17.04.5)
|
|
mozjs38 Launchpad, Ubuntu, Debian |
artful |
Ignored
(reached end-of-life)
|
bionic |
Needs triage
|
|
cosmic |
Does not exist
|
|
disco |
Does not exist
|
|
eoan |
Does not exist
|
|
focal |
Does not exist
|
|
groovy |
Does not exist
|
|
hirsute |
Does not exist
|
|
impish |
Does not exist
|
|
jammy |
Does not exist
|
|
kinetic |
Does not exist
|
|
lunar |
Does not exist
|
|
trusty |
Does not exist
|
|
upstream |
Needs triage
|
|
xenial |
Does not exist
|
|
zesty |
Ignored
(reached end-of-life)
|
|
mozjs52 Launchpad, Ubuntu, Debian |
artful |
Ignored
(reached end-of-life)
|
bionic |
Deferred
|
|
cosmic |
Ignored
(reached end-of-life)
|
|
disco |
Ignored
(reached end-of-life)
|
|
eoan |
Ignored
(reached end-of-life)
|
|
focal |
Deferred
|
|
groovy |
Ignored
(reached end-of-life)
|
|
hirsute |
Does not exist
|
|
impish |
Does not exist
|
|
jammy |
Does not exist
|
|
kinetic |
Does not exist
|
|
lunar |
Does not exist
|
|
trusty |
Does not exist
|
|
upstream |
Needs triage
|
|
xenial |
Does not exist
|
|
zesty |
Does not exist
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 5.3 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | Low |
Integrity impact | None |
Availability impact | None |
Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |