Vulnerability Description
URLs containing certain unicode glyphs for alternative hyphens and quotes do not properly trigger punycode display, allowing for domain name spoofing attacks in the location bar. This vulnerability affects Thunderbird < 45.7, Firefox ESR < 45.7, and Firefox < 51.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian | Debian Linux | 8.0 |
| Redhat | Enterprise Linux | 5.0 |
| Redhat | Enterprise Linux Desktop | 5.0 |
| Redhat | Enterprise Linux Server | 5.0 |
| Redhat | Enterprise Linux Server Aus | 7.3 |
| Redhat | Enterprise Linux Server Eus | 7.3 |
| Redhat | Enterprise Linux Workstation | 5.0 |
| Mozilla | Thunderbird | < 45.7.0 |
| Mozilla | Firefox | < 51.0 |
Related Weaknesses (CWE)
References
- http://rhn.redhat.com/errata/RHSA-2017-0190.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2017-0238.htmlThird Party Advisory
- http://www.securityfocus.com/bid/95769Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1037693Third Party AdvisoryVDB Entry
- https://bugzilla.mozilla.org/show_bug.cgi?id=1323338Issue TrackingVendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1324716Issue TrackingVendor Advisory
- https://security.gentoo.org/glsa/201702-13Third Party Advisory
- https://security.gentoo.org/glsa/201702-22Third Party Advisory
- https://www.debian.org/security/2017/dsa-3771Third Party Advisory
- https://www.debian.org/security/2017/dsa-3832Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-01/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-02/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-03/Vendor Advisory
- http://rhn.redhat.com/errata/RHSA-2017-0190.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2017-0238.htmlThird Party Advisory
FAQ
What is CVE-2017-5383?
CVE-2017-5383 is a vulnerability with a CVSS score of 5.3 (MEDIUM). URLs containing certain unicode glyphs for alternative hyphens and quotes do not properly trigger punycode display, allowing for domain name spoofing attacks in the location bar. This vulnerability af...
How severe is CVE-2017-5383?
CVE-2017-5383 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2017-5383?
Check the references section above for vendor advisories and patch information. Affected products include: Debian Debian Linux, Redhat Enterprise Linux, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Server, Redhat Enterprise Linux Server Aus.