CVE-2017-5378 Information

Description

Hashed codes of JavaScript objects are shared between pages. This allows for pointer leaks because an object’s address can be discovered through hash codes and also allows for data leakage of an object’s content using these hash codes. This vulnerability affects Thunderbird 45.7 Firefox ESR 45.7 and Firefox 51.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Reference

http://rhn.redhat.com/errata/RHSA-2017-0190.html http://rhn.redhat.com/errata/RHSA-2017-0238.html http://www.securityfocus.com/bid/95769 http://www.securitytracker.com/id/1037693 https://bugzilla.mozilla.org/show_bug.cgi?id=1312001 https://bugzilla.mozilla.org/show_bug.cgi?id=1330769 https://security.gentoo.org/glsa/201702-13 https://security.gentoo.org/glsa/201702-22 https://www.debian.org/security/2017/dsa-3771 https://www.debian.org/security/2017/dsa-3832 https://www.mozilla.org/security/advisories/mfsa2017-01/ https://www.mozilla.org/security/advisories/mfsa2017-02/ https://www.mozilla.org/security/advisories/mfsa2017-03/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

7.5