Mozilla Firefox ESR < 60.7.1 Security Vulnerability

Medium Nessus Network Monitor Plugin ID 700741


The remote host has a web browser installed that is vulnerable to a security attack vector.


Versions of Mozilla Firefox ESR earlier than 60.7.1 are unpatched for the following vulnerability:

- A type confusion vulnerability can occur when manipulating JavaScript objects due to issues in Array.pop. This can allow for an exploitable crash. We are aware of targeted attacks in the wild abusing this flaw. (CVE-2019-11707)


Upgrade to Firefox ESR version 60.7.1 or later.

See Also

Plugin Details

Severity: Medium

ID: 700741

Family: Web Clients

Published: 2019/06/18

Updated: 2019/11/06

Dependencies: 9131

Nessus ID: 105212

Risk Information

Risk Factor: Medium

CVSS v2.0

Base Score: 6.8

Temporal Score: 6.7

Vector: CVSS2#AV:N/AC:L/Au:S/C:N/I:N/A:C

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS v3.0

Base Score: 6.5

Temporal Score: 5.7

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

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:mozilla:firefox_esr

Patch Publication Date: 2019/06/18

Vulnerability Publication Date: 2019/06/18

Reference Information

CVE: CVE-2019-11707