CVE-2017-5373: debian debian_linux
CVSS: 9.8v3.0CriticalModified
AliasesUBUNTU-CVE-2017-5373DEBIAN-CVE-2017-5373
Published 11-06-2018Last modified 05-08-2024
Vulnerability summary
CVE-2017-5373 is a critical (CVSS 9.8) vulnerability in debian debian_linux. EPSS estimates a 3.29% chance of exploitation in the next 30 days, higher than 88.3% of scored vulnerabilities.
CVSS score
9.8/10
010
Critical · v3.0 (NVD)EPSS score
3.29%
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 9Timeline
- 11-06-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
Memory safety bugs were reported in Firefox 50.1 and Firefox ESR 45.6. Some of 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 Thunderbird < 45.7, Firefox ESR < 45.7, and Firefox < 51.
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
3.29%
Chance of exploitation in the next 30 days
Percentile
88%
Versus all other CVEs
30-day change
+0.03 pp
From 3.25% on 19-09-2026
19-09-202619-10-2026
EPSS score3.29%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Mozilla3 products
- firefox≥ unspecified, < 51 | < 45.7.0 | < 51.0
- firefox_esr≥ unspecified, < 45.7
- thunderbird≥ unspecified, < 45.7 | < 45.7.0
Redhat3 products
- enterprise_linux_desktop5.0 | 6.0 | 7.0
- enterprise_linux_server5.0 | 6.0 | 7.0
- enterprise_linux_workstation5.0 | 6.0 | 7.0
Debian2 products
- firefox-esr< 45.7.0esr-1
- debian_linuxEOL8.0
Ubuntu2 products
- firefox< 51.0.1+build2-0ubuntu0.14.04.1 | < 51.0.1+build2-0ubuntu0.16.04.1
- thunderbird< 1:45.7.0+build1-0ubuntu0.14.04.1 | < 1:45.7.0+build1-0ubuntu0.16.04.1
4 vendors · 10 products
