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CVE-2017-7782

Publication date 11 June 2018

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

5.3 · Medium

Score breakdown

An error in the "WindowsDllDetourPatcher" where a RWX ("Read/Write/Execute") 4k block is allocated but never protected, violating DEP protections. Note: This attack only affects Windows operating systems. Other operating systems are not affected. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and 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
thunderbird 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 5.3 · Medium
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact Low
Availability impact None
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N