CVE-2016-5250: Infoleak

Reference Links

• https://bugzilla.mozilla.org/show_bug.cgi?id=1254688
• https://www.mozilla.org/en-US/security/advisories/mfsa2016-86/
• http://www.mozilla.org/security/announce/2016/mfsa2016-84.html
• http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00004.html
• http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00029.html
• http://www.ubuntu.com/usn/USN-3044-1
• http://www.securityfocus.com/bid/92260
• http://www.debian.org/security/2016/dsa-3674
• https://security.gentoo.org/glsa/201701-15
• http://www.securitytracker.com/id/1036508
• http://rhn.redhat.com/errata/RHSA-2016-1912.html
• https://www.mozilla.org/security/advisories/mfsa2016-86/
• https://www.mozilla.org/security/advisories/mfsa2016-88/
• https://launchpad.net/bugs/cve/CVE-2016-5250
• https://www.mozilla.org/en-US/security/advisories/mfsa2016-88/
• https://www.mozilla.org/en-US/security/advisories/mfsa2016-84/
• https://security-tracker.debian.org/tracker/CVE-2016-5250
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-5250
• https://nvd.nist.gov/vuln/detail/CVE-2016-5250
• https://ubuntu.com/security/CVE-2016-5250

Parent vulnerabilities

(Appears in the following advisories)

• MFSA2016-86
• MFSA2016-88

Peer vulnerabilities

(Found alongside the following vulnerabilities)

• CVE-2016-5270
• CVE-2016-5272
• CVE-2016-5276
• CVE-2016-5274
• CVE-2016-5277
• CVE-2016-5278
• CVE-2016-5280
• CVE-2016-5281
• CVE-2016-5284
• CVE-2016-5250
• CVE-2016-5261
• CVE-2016-5257

Frequently Asked Questions

• What is CVE-2016-5250?

  CVE-2016-5250 is a vulnerability that allows remote attackers to obtain sensitive information about previously retrieved webpages in Mozilla Firefox, Firefox ESR, and Thunderbird.

• What is the severity of CVE-2016-5250?

  CVE-2016-5250 has a severity level of medium.

• How can remote attackers exploit CVE-2016-5250?

  Remote attackers can exploit CVE-2016-5250 by making Resource Timing API calls to obtain sensitive information about previously loaded webpages.

• Which versions of Mozilla Firefox and Thunderbird are affected?

  Mozilla Firefox before version 48.0, Firefox ESR before version 45.4, and Thunderbird before version 45.4 are affected by CVE-2016-5250.

• How can I fix CVE-2016-5250?

  To fix CVE-2016-5250, it is recommended to update Mozilla Firefox, Firefox ESR, and Thunderbird to version 48.0, 45.4, and 45.4 respectively.