CVE-2015-4495

Known Exploited Public Exploit

Description

The PDF reader in Mozilla Firefox before 39.0.3, Firefox ESR 38.x before 38.1.1, and Firefox OS before 2.2 allows remote attackers to bypass the Same Origin Policy, and read arbitrary files or gain privileges, via vectors involving crafted JavaScript code and a native setter, as exploited in the wild in August 2015.

8.8

CVSS

Severity: High

CVSS 3.1 •

CVSS 2.0 •

EPSS 86.28% Top 5%

KEV Since

Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory redhat.com Vendor Advisory gentoo.org Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory mozilla.org Vendor Advisory mozilla.org

Affected: n/a n/a

References

Link	Tags
https://bugzilla.mozilla.org/show_bug.cgi?id=1179262	issue tracking
http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00009.html	mailing list third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00010.html	mailing list third party advisory vendor advisory
http://www.securityfocus.com/bid/76249	vdb entry third party advisory broken link
https://www.exploit-db.com/exploits/37772/	exploit vdb entry third party advisory
http://rhn.redhat.com/errata/RHSA-2015-1581.html	third party advisory vendor advisory
https://security.gentoo.org/glsa/201512-10	third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00014.html	mailing list third party advisory vendor advisory
http://www.ubuntu.com/usn/USN-2707-1	third party advisory vendor advisory
http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html	third party advisory patch
http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00016.html	mailing list third party advisory vendor advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1178058	issue tracking
https://blog.mozilla.org/security/2015/08/06/firefox-exploit-found-in-the-wild/	issue tracking vendor advisory
http://www.mozilla.org/security/announce/2015/mfsa2015-78.html	vendor advisory
http://www.securitytracker.com/id/1033216	vdb entry third party advisory broken link
http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00021.html	mailing list third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00015.html	mailing list third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2015-4495?: CVE-2015-4495 has been scored as a high severity vulnerability.
How to fix CVE-2015-4495?: To fix CVE-2015-4495, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2015-4495 being actively exploited in the wild?: It is confirmed that CVE-2015-4495 is actively exploited. Be extra cautious if you are using vulnerable components. According to its EPSS score, there is a ~86% probability that this vulnerability will be exploited by malicious actors in the next 30 days.