CVE-2018-18499

Mozilla: Same-origin policy violation using meta refresh and performance.getEntries to steal cross-origin URLs

Severity Score

6.5

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A same-origin policy violation allowing the theft of cross-origin URL entries when using a meta http-equiv="refresh" on a page to cause a redirection to another site using performance.getEntries(). This is a same-origin policy violation and could allow for data theft. This vulnerability affects Firefox < 62, Firefox ESR < 60.2, and Thunderbird < 60.2.1.

Una violación de una política del mismo origen permite el robo de entradas URL Cross-Origin cuando utiliza meta http-equiv="refresh" en una página para provocar un redireccionamiento a otro sitio utilizando performance.getEntries(). Esta es una violación de la política del mismo origen y podría permitir el robo de datos. Esta vulnerabilidad afecta a las versiones de Firefox anteriores a la 62, a las versiones de Firefox ESR anteriores a la 60.2 y a las versiones de Thunderbird anteriores a la 60.2.1.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

Partial

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2018-10-19 CVE Reserved
2019-02-28 CVE Published
2024-02-22 EPSS Updated
2024-08-05 CVE 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/mfsa2018-20	2019-03-01
https://www.mozilla.org/security/advisories/mfsa2018-21	2019-03-01
https://www.mozilla.org/security/advisories/mfsa2018-25	2019-03-01
https://access.redhat.com/security/cve/CVE-2018-18499	2018-11-05
https://bugzilla.redhat.com/show_bug.cgi?id=1849971	2018-11-05

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"				< 62.0 Search vendor "Mozilla" for product "Firefox" and version " < 62.0"		-		Affected
Mozilla Search vendor "Mozilla"		Firefox Esr Search vendor "Mozilla" for product "Firefox Esr"				< 60.2 Search vendor "Mozilla" for product "Firefox Esr" and version " < 60.2"		-		Affected
Mozilla Search vendor "Mozilla"		Thunderbird Search vendor "Mozilla" for product "Thunderbird"				< 60.2.1 Search vendor "Mozilla" for product "Thunderbird" and version " < 60.2.1"		-		Affected