CVE-2017-7790

Publication date 11 June 2018

Last updated 25 August 2025


Ubuntu priority

Cvss 3 Severity Score

7.5 · High

Score breakdown

Description

On Windows systems, if non-null-terminated strings are copied into the crash reporter for some specific registry keys, stack memory data can be copied until a null is found. This can potentially contain private data from the local system. Note: This attack only affects Windows operating systems. Other operating systems are not affected. This vulnerability affects Firefox < 55.

Read the notes from the security team

Status

Package Ubuntu Release Status
firefox 17.04 zesty
Not affected
16.04 LTS xenial
Not affected
14.04 LTS trusty Not in release

Notes


chrisccoulson

Windows only

Severity score breakdown

Parameter Value
Base score 7.5 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact None
Availability impact None
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N