CVE-2019-9817

Mozilla: Stealing of cross-domain images using canvas

Severity Score

5.3

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Images from a different domain can be read using a canvas object in some circumstances. This could be used to steal image data from a different site in violation of same-origin policy. This vulnerability affects Thunderbird < 60.7, Firefox < 67, and Firefox ESR < 60.7.

Las imágenes desde un dominio diferente pueden ser leídas utilizando un objeto de canvas en ciertas circunstancias. Esto podría ser usado para robar datos de imágenes desde un sitio diferente en violación de la política del mismo origen. Esta vulnerabilidad afecta a Thunderbird anterior a versión 60.7, Firefox anterior a versión 67 y Firefox ESR anterior a versión 60.7.

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. This update upgrades Firefox to version 60.7.0 ESR. Issues addressed include buffer overflow and use-after-free vulnerabilities.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2019-03-14 CVE Reserved
2019-05-22 CVE Published
2024-08-04 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-346: Origin Validation Error
CWE-829: Inclusion of Functionality from Untrusted Control Sphere

CAPEC

References (5)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://www.mozilla.org/security/advisories/mfsa2019-13	2019-07-26
https://www.mozilla.org/security/advisories/mfsa2019-14	2019-07-26
https://www.mozilla.org/security/advisories/mfsa2019-15	2019-07-26
https://access.redhat.com/security/cve/CVE-2019-9817	2019-06-03
https://bugzilla.redhat.com/show_bug.cgi?id=1712626	2019-06-03

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Mozilla Search vendor "Mozilla"		Firefox Search vendor "Mozilla" for product "Firefox"				< 67.0 Search vendor "Mozilla" for product "Firefox" and version " < 67.0"		-		Affected
Mozilla Search vendor "Mozilla"		Firefox Esr Search vendor "Mozilla" for product "Firefox Esr"				< 60.7 Search vendor "Mozilla" for product "Firefox Esr" and version " < 60.7"		-		Affected
Mozilla Search vendor "Mozilla"		Thunderbird Search vendor "Mozilla" for product "Thunderbird"				< 60.7 Search vendor "Mozilla" for product "Thunderbird" and version " < 60.7"		-		Affected