Vulnerability in Mozilla Firefox
CVE-2018-5117
If right-to-left text is used in the addressbar with left-to-right alignment, it is possible in some circumstances to scroll this text to spoof the displayed URL. This issue could result in the wrong URL being displayed as a location, which can mislead users to believe they are on a different site than the one loaded. This vulnerability affects Thunderbird < 52.6, Firefox ESR < 52.6, and Firefox < 58.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.024 (83.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 83rd percentile — 83.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.024 · newest: 0.024 · change: 0.000
Affected products
- Mozilla Firefox — versions unspecified
- Mozilla Firefox Esr — versions unspecified
- Mozilla Thunderbird — versions unspecified
- Canonical Ubuntu Linux — versions 14.04, 16.04, 17.10
- Debian Linux — versions 7.0, 8.0, 9.0
- Red Hat Enterprise Linux — versions 6.0, 7.0
- Red Hat Enterprise Linux Desktop — versions 6.0, 7.0
- Red Hat Enterprise Linux Server — versions 6.0, 7.0
- Red Hat Enterprise Linux Server Aus — versions 7.3, 7.4
- Red Hat Enterprise Linux Server Eus — versions 7.3, 7.4, 7.5
References
- www.mozilla.org/security/advisories/mfsa2018-03/ (Vendor Advisory)
- www.securitytracker.com/id/1040270 (VDB Entry, Third Party Advisory, vdb-entry)
- lists.debian.org/debian-lts-announce/2018/01/msg00036.html (mailing-list, Third Party Advisory)
- www.securityfocus.com/bid/102783 (VDB Entry, Third Party Advisory, vdb-entry)
- www.debian.org/security/2018/dsa-4096 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2018:0262 (vendor-advisory, Third Party Advisory)
- usn.ubuntu.com/3544-1/ (vendor-advisory, Third Party Advisory)
- www.mozilla.org/security/advisories/mfsa2018-04/ (Vendor Advisory)
- access.redhat.com/errata/RHSA-2018:0122 (vendor-advisory, Third Party Advisory)
- www.mozilla.org/security/advisories/mfsa2018-02/ (Vendor Advisory)
Frequently asked questions
- What is CVE-2018-5117?
- CVE-2018-5117 is a medium-severity vulnerability in Mozilla Firefox. CVSS score: 5.3/10. Published 2018-06-11.
- How severe is CVE-2018-5117?
- Medium severity. CVSS v3 base score is 5.3 out of 10.