CVE-2018-5166

Impact:
Moderate
Public Date:
2018-05-09
CWE:
CWE-266
Bugzilla:
1576267: CVE-2018-5166 Mozilla: WebExtension host permission bypass through filterReponseData

The MITRE CVE dictionary describes this issue as:

WebExtensions can use request redirection and a "filterReponseData" filter to bypass host permission settings to redirect network traffic and access content from a host for which they do not have explicit user permission. This vulnerability affects Firefox < 60.

Find out more about CVE-2018-5166 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v3 metrics

NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.

CVSS3 Base Score 6.1
CVSS3 Base Metrics CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Changed
Confidentiality Low
Integrity Impact Low
Availability Impact None

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 7 thunderbird Not affected
Red Hat Enterprise Linux 7 firefox Not affected
Red Hat Enterprise Linux 6 firefox Not affected
Red Hat Enterprise Linux 6 thunderbird Not affected

Acknowledgements

Red Hat would like to thank the Mozilla project for reporting this issue. Upstream acknowledges Francois Lajeunesse Robert as the original reporter.

External References

Last Modified

CVE description copyright © 2017, The MITRE Corporation

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