Bug 1540431 – CVE-2018-5124 firefox: Unsanitized output in browser UI can lead to arbitrary code execution

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Bug 1540431 - (CVE-2018-5124) CVE-2018-5124 firefox: Unsanitized output in browser UI can lead to arbitrary code execution

Summary:	CVE-2018-5124 firefox: Unsanitized output in browser UI can lead to arbitrary...

Status:	NEW

Aliases:	CVE-2018-5124

Product:	Security Response
Classification:	Other
Component:	vulnerability (Show other bugs)
Sub Component:
Version:	unspecified
Hardware:	All Linux

Priority	high Severity high
Target Milestone:	---
Target Release:	---
Assigned To:	Red Hat Product Security
QA Contact:
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URL:
Whiteboard:	impact=important,public=20180129,repo...
Keywords:	Security

Depends On:	1540308
Blocks:
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Reported:	2018-01-30 23:08 EST by Sam Fowler
Modified:	2018-10-31 18:54 EDT (History)
CC List:	9 users (show)

See Also:
Fixed In Version:	firefox 58.0.1
Doc Type:	If docs needed, set a value
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Description Sam Fowler 2018-01-30 23:08:17 EST

Mozilla Firefox before version 58.0.1 does not properly sanitize HTML fragments for chrome-privileged documents. An attacker could exploit this to execute arbitrary code.

This issue did not affect Firefox for Android or Firefox 52 ESR.

Upstream Advisory:
https://www.mozilla.org/en-US/security/advisories/mfsa2018-05/

Upstream Issue:
https://bugzilla.mozilla.org/show_bug.cgi?id=1432966

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