VulnerabilityModified
CVE-2016-1963
The FileReader class in Mozilla Firefox before 45.0 allows local users to gain privileges or cause a denial of service (memory corruption) by changing a file during a FileReader API read operation.
HIGH 7.4EPSS 0.30%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.30%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The FileReader class in Mozilla Firefox before 45.0 allows local users to gain privileges or cause a denial of service (memory corruption) by changing a file during a FileReader API read operation.
- CVSS 3.0
- 7.4 HIGHCVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.30% probability · 22th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-119, CWE-264
- Affected
- mozilla/firefox
- Source
- security@mozilla.org
References
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00029.html
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00031.html
- http://www.mozilla.org/security/announce/2016/mfsa2016-26.htmlVendor Advisory
- http://www.securitytracker.com/id/1035215
- http://www.ubuntu.com/usn/USN-2917-1
- http://www.ubuntu.com/usn/USN-2917-2
- http://www.ubuntu.com/usn/USN-2917-3
- https://bugzilla.mozilla.org/show_bug.cgi?id=1238440
- https://security.gentoo.org/glsa/201605-06
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00029.html
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00031.html
- http://www.mozilla.org/security/announce/2016/mfsa2016-26.htmlVendor Advisory
- http://www.securitytracker.com/id/1035215
- http://www.ubuntu.com/usn/USN-2917-1
- http://www.ubuntu.com/usn/USN-2917-2
- http://www.ubuntu.com/usn/USN-2917-3
- https://bugzilla.mozilla.org/show_bug.cgi?id=1238440
- https://security.gentoo.org/glsa/201605-06
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.