KEV · Actively exploited

CVE-2019-11707

CVE-2019-11707 is actively exploited (CISA KEV catalog) : high severity (CVSS 8.8), 2 tracked apps concerned, none still exposed on their current version.

Severity (CVSS): 8.8
Exploitation: Confirmed
Tracked apps: 2
Still exposed: 0

Public exploit : ExploitDB Published on 2019-07-23

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. This vulnerability affects Firefox ESR < 60.7.1, Firefox < 67.0.3, and Thunderbird < 60.7.2.

Attack vector : Network No privileges required

Show raw CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS 37.70% predictive model; CISA confirms active exploitation percentile 98.5%

CISA Known Exploited Vulnerability

Added to KEV: 2022-05-23
Remediation deadline: 2022-06-13
Required action: Apply updates per vendor instructions.
Ransomware: Unknown (not documented by CISA)

Tracked apps referencing this CVE

For each app: the affected range, the fixing version, and where the tracked app stands today.

Mozilla Firefox Windows winget:Mozilla.Firefox

Affected <60.7.1 Fixed in 60.7.1 Latest tracked 156.0.1 patched
Mozilla Thunderbird Windows winget:Mozilla.Thunderbird

Affected <60.7.2 Fixed in 60.7.2 Latest tracked 156.0.1 patched

Vulnerable CPE configurations (3)

Vendor	Product	Platform	Versions	CPE 2.3 URI
mozilla	firefox All platforms (wildcard)	All platforms (wildcard)	<60.7.1	cpe:2.3:a:mozilla:firefox:::::esr:::*
mozilla	firefox All platforms (wildcard)	All platforms (wildcard)	<67.0.3	cpe:2.3:a:mozilla:firefox:::::-:::*
mozilla	thunderbird All platforms (wildcard)	All platforms (wildcard)	<60.7.2	cpe:2.3:a:mozilla:thunderbird::::::::

View on NVD ↗ CISA KEV catalog ↗ Advisory · bugzilla.mozilla.org Advisory · www.mozilla.org

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