CVE-2018-5178

Publication date 10 May 2018

Last updated 24 July 2024


Ubuntu priority

Cvss 3 Severity Score

8.1 · High

Score breakdown

A buffer overflow was found during UTF8 to Unicode string conversion within JavaScript with extremely large amounts of data. This vulnerability requires the use of a malicious or vulnerable legacy extension in order to occur. This vulnerability affects Thunderbird ESR < 52.8, Thunderbird < 52.8, and Firefox ESR < 52.8.

Status

Package Ubuntu Release Status
thunderbird 18.04 LTS bionic
Fixed 1:52.8.0+build1-0ubuntu0.18.04.1
17.10 artful
Fixed 1:52.8.0+build1-0ubuntu0.17.10.1
16.04 LTS xenial
Fixed 1:52.8.0+build1-0ubuntu0.16.04.1
14.04 LTS trusty
Fixed 1:52.8.0+build1-0ubuntu0.14.04.1

Severity score breakdown

Parameter Value
Base score 8.1 · High
Attack vector Network
Attack complexity High
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

    • USN-3660-1
    • Thunderbird vulnerabilities
    • 25 May 2018

Other references