CVE-2018-5145: canonical ubuntu_linux
CVSS: 9.8v3.0CriticalModified
AliasesUBUNTU-CVE-2018-5145DEBIAN-CVE-2018-5145
Published 11-06-2018Last modified 05-08-2024
Vulnerability summary
CVE-2018-5145 is a critical (CVSS 9.8) vulnerability in canonical ubuntu_linux. EPSS estimates a 2.96% chance of exploitation in the next 30 days, higher than 87% of scored vulnerabilities.
CVSS score
9.8/10
010
Critical · v3.0 (NVD)EPSS score
2.96%
0%100%
Low · +0.03 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 18 · Related 6Timeline
- 11-06-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
Memory safety bugs were reported in Firefox ESR 52.6. These bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox ESR < 52.7 and Thunderbird < 52.7.
CVSS metrics
4 scores · 3 sources · 2 versionsCritical 9.8Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesAll 3 agree
- OSV · UbuntuEcosystem advisory · calculated9.8CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated9.8CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
High 7.5Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
2.96%
Chance of exploitation in the next 30 days
Percentile
87%
Versus all other CVEs
30-day change
+0.03 pp
From 2.93% on 19-09-2026
19-09-202619-10-2026
EPSS score2.96%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Redhat6 products
- enterprise_linux_desktop6.0 | 7.0
- enterprise_linux_server6.0 | 7.0
- enterprise_linux_server_aus7.4 | 7.6
- enterprise_linux_server_eus7.4 | 7.5 | 7.6
- enterprise_linux_server_tus7.4 | 7.6
Debian3 products
- firefox-esr< 52.7.0esr-1
- thunderbird< 1:52.7.0-1
- debian_linuxEOL7.0 | 8.0 | 9.0
Mozilla3 products
- firefox< 52.7.0
- firefox_esr≥ unspecified, < 52.7
- thunderbird≥ unspecified, < 52.7 | < 52.7.0
Ubuntu3 products
- mozjs38All versions (No fix recorded)
- mozjs52All versions (No fix recorded)
- thunderbird< 1:52.7.0+build1-0ubuntu0.14.04.1 | < 1:52.7.0+build1-0ubuntu0.16.04.1 | < 1:52.7.0+build1-0ubuntu1
Canonical1 product
- ubuntu_linuxEOL14.04 | 16.04 | 17.10
5 vendors · 16 products
References
20 links- bugzilla.mozilla.org/buglist.cgi?bug_id=1261175%2C1348955X Refsource CONFIRMIssue TrackingPermissions RequiredThird Party Advisory
- lists.debian.org/debian-lts-announce/2018/03/msg00010.htmlMailing ListX Refsource MLISTThird Party Advisory
- lists.debian.org/debian-lts-announce/2018/03/msg00029.htmlMailing ListX Refsource MLISTThird Party Advisory