CVE-2016-5282: Infoleak

Published Sep 20, 2016
·
Updated

Favicons can be loaded through non-whitelisted protocols, such as jar:.

Other sources

Mozilla Firefox before 49.0 does not properly restrict the scheme in favicon requests, which might allow remote attackers to obtain sensitive information via unspecified vectors, as demonstrated by a jar: URL for a favicon resource.

Launchpad

Affected Software

4 affected componentsFixes available
Mozilla Firefox<49
49
Mozilla Firefox<=48.0.2
debian/firefox
137.0-1
debian/firefox-esr
115.14.0esr-1~deb11u1128.9.0esr-1~deb11u1128.8.0esr-1~deb12u1128.9.0esr-1~deb12u1128.8.0esr-1128.9.0esr-2

Event History

Sep 20, 2016
CVE Published
12:00 AM
Sep 22, 2016
CVE Published
via MITRE·10:00 PM
Data Sourced
via MITRE·10:00 PM
Description
Jan 11, 2024
Data Sourced
via Launchpad·10:20 PM
Description
Sep 24, 2024
Data Sourced
via Ubuntu·01:14 AM
RemedyDescriptionSeverityAffected Software
Mar 31, 2025
Data Sourced
via Debian·03:26 AM
DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What is CVE-2016-5282?

CVE-2016-5282 is a vulnerability in Mozilla Firefox before version 49.0 that allows remote attackers to obtain sensitive information via unspecified vectors by loading favicons through non-whitelisted protocols such as jar:.

2

How does CVE-2016-5282 impact Mozilla Firefox?

CVE-2016-5282 impacts Mozilla Firefox before version 49.0 by not properly restricting the scheme in favicon requests, potentially leading to the disclosure of sensitive information.

3

What is the severity of CVE-2016-5282?

The severity of CVE-2016-5282 is medium with a CVSS score of 6.5.

4

How can I fix CVE-2016-5282 in Mozilla Firefox?

To fix CVE-2016-5282 in Mozilla Firefox, update to version 49.0 or later.

5

Are there any references for CVE-2016-5282?

Yes, you can find references for CVE-2016-5282 at the following links: [link1](https://bugzilla.mozilla.org/show_bug.cgi?id=932335), [link2](https://www.mozilla.org/en-US/security/advisories/mfsa2016-85/), [link3](http://www.mozilla.org/security/announce/2016/mfsa2016-85.html).

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