CVE-2018-5117: canonical ubuntu_linux
Vulnerability summary
CVE-2018-5117 is a medium (CVSS 5.3) vulnerability in canonical ubuntu_linux. EPSS estimates a 2.34% chance of exploitation in the next 30 days, higher than 83.3% of scored vulnerabilities.
Advisory lineage
Upstream 0 · Downstream 19 · Related 9Timeline
- 11-06-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
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.
CVSS metrics
4 scores · 3 sources · 2 versions- OSV · UbuntuEcosystem advisory · calculated5.3MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
- OSV · DebianEcosystem advisory · calculated5.3MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
EPSS trend
Probability
2.34%
Chance of exploitation in the next 30 days
Percentile
83%
Versus all other CVEs
30-day change
-0.05 pp
From 2.39% on 18-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Redhat6 products
- enterprise_linuxEOL6.0 | 7.0
- enterprise_linux_desktop6.0 | 7.0
- enterprise_linux_server6.0 | 7.0
- enterprise_linux_server_aus7.3 | 7.4
- enterprise_linux_server_eus7.3 | 7.4 | 7.5
Debian3 products
- firefox-esr< 52.6.0esr-1
- thunderbird< 1:52.6.0-1
- debian_linuxEOL7.0 | 8.0 | 9.0
Mozilla3 products
- firefox≥ unspecified, < 58 | < 58.0 | < 52.6.0
- firefox_esr≥ unspecified, < 52.6
- thunderbird≥ unspecified, < 52.6 | < 52.6.0
Ubuntu2 products
- firefox< 58.0+build6-0ubuntu0.14.04.1 | < 58.0+build6-0ubuntu0.16.04.1 | < 59.0.1+build1-0ubuntu1
- thunderbird< 1:52.6.0+build1-0ubuntu0.14.04.1 | < 1:52.6.0+build1-0ubuntu0.16.04.1 | < 1:52.6.0+build1-0ubuntu1
Canonical1 product
- ubuntu_linuxEOL14.04 | 16.04 | 17.10
5 vendors · 15 products
References
19 links
lists.debian.org/debian-lts-announce/2018/01/msg00036.htmlMailing ListX Refsource MLISTThird Party Advisory
Show all 19 references
- lists.debian.org/debian-lts-announce/2018/01/msg00030.htmlMailing ListX Refsource MLISTThird Party Advisory