Bug 1849971 (CVE-2018-18499) - CVE-2018-18499 Mozilla: Same-origin policy violation using meta refresh and performance.getEntries to steal cross-origin URLs
Summary: CVE-2018-18499 Mozilla: Same-origin policy violation using meta refresh and p...
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2018-18499
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1623016 1623017 1623037 1623039
Blocks: 1623023 1636820
TreeView+ depends on / blocked
 
Reported: 2020-06-23 10:17 UTC by msiddiqu
Modified: 2021-10-05 06:34 UTC (History)
4 users (show)

Fixed In Version: firefox 60.2, thunderbird 60.2.1
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Last Closed: 2020-09-23 08:41:07 UTC


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Description msiddiqu 2020-06-23 10:17:10 UTC
A same-origin policy violation allowing the theft of cross-origin URL entries when using a `<meta> 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.  



External Reference:

https://www.mozilla.org/en-US/security/advisories/mfsa2018-21/#CVE-2018-18499

Comment 1 msiddiqu 2020-06-23 10:17:18 UTC
Acknowledgments:

Name: the Mozilla project
Upstream: James Lee (Kryptos Logic)

Comment 2 Product Security DevOps Team 2020-09-23 08:41:07 UTC
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2018-18499


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