CVE-2018-5114: Infoleak
First published: Tue Jan 23 2018(Updated: )
If an existing cookie is changed to be "HttpOnly" while a document is open, the original value remains accessible through script until that document is closed. Network requests correctly use the changed HttpOnly cookie. This vulnerability affects Firefox < 58.
Credit: security@mozilla.org security@mozilla.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Mozilla Firefox | <58 | 58 |
| Mozilla Firefox | <=57.0.4 | |
| Canonical Ubuntu Linux | =14.04 | |
| Canonical Ubuntu Linux | =16.04 | |
| Canonical Ubuntu Linux | =17.10 | |
| debian/firefox | 131.0.2-2 |
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Reference Links
- https://bugzilla.mozilla.org/show_bug.cgi?id=1421324
- https://www.mozilla.org/security/advisories/mfsa2018-02/
- https://usn.ubuntu.com/3544-1/
- http://www.securityfocus.com/bid/102786
- http://www.securitytracker.com/id/1040270
- https://launchpad.net/bugs/cve/CVE-2018-5114
- https://www.mozilla.org/en-US/security/advisories/mfsa2018-02/
- https://www.mozilla.org/en-US/security/advisories/mfsa2018-02/#CVE-2018-5107
- https://www.mozilla.org/en-US/security/advisories/mfsa2018-02/#CVE-2018-5114
- https://security-tracker.debian.org/tracker/CVE-2018-5114
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5114
- https://nvd.nist.gov/vuln/detail/CVE-2018-5114
- https://ubuntu.com/security/CVE-2018-5114
Peer vulnerabilities
(Found alongside the following vulnerabilities)
- CVE-2018-5091
- CVE-2018-5092
- CVE-2018-5093
- CVE-2018-5094
- CVE-2018-5095
- CVE-2018-5097
- CVE-2018-5098
- CVE-2018-5099
- CVE-2018-5100
- CVE-2018-5101
- CVE-2018-5102
- CVE-2018-5103
- CVE-2018-5104
- CVE-2018-5105
- CVE-2018-5106
- CVE-2018-5107
- CVE-2018-5108
- CVE-2018-5109
- CVE-2018-5110
- CVE-2018-5111
- CVE-2018-5112
- CVE-2018-5113
- CVE-2018-5114
- CVE-2018-5115
- CVE-2018-5116
- CVE-2018-5117
- CVE-2018-5118
- CVE-2018-5119
- CVE-2018-5121
- CVE-2018-5122
- CVE-2018-5090
- CVE-2018-5089
Frequently Asked Questions
What is CVE-2018-5114?
CVE-2018-5114 is a vulnerability that allows the original value of a cookie to remain accessible through script even after it has been changed to be HttpOnly.
Which versions of Firefox are affected by CVE-2018-5114?
Firefox versions before 58 are affected by CVE-2018-5114.
What is the severity of CVE-2018-5114?
CVE-2018-5114 has a severity level of 5.3, which is considered medium.
How can I fix CVE-2018-5114?
To fix CVE-2018-5114, update Firefox to version 58 or higher.
Where can I find more information about CVE-2018-5114?
You can find more information about CVE-2018-5114 on the Mozilla website and Bugzilla.
- agent/type
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- source/Launchpad
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- collector/mozilla-advisory
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- collector/nvd-cve
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- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
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- source/Ubuntu
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- collector/security-tracker-debian
- source/Debian
- agent/softwarecombine
- agent/trending
- vendor/mozilla
- canonical/mozilla firefox
- version/mozilla firefox/57.0.4
- vendor/canonical
- canonical/canonical ubuntu linux
- version/canonical ubuntu linux/14.04
- version/canonical ubuntu linux/16.04
- version/canonical ubuntu linux/17.10
- package-manager/debian