CVE-2016-9904: debian debian_linux
CVSS: 7.5v3.0HighModified
AliasesUBUNTU-CVE-2016-9904DEBIAN-CVE-2016-9904
Published 11-06-2018Last modified 06-08-2024
Vulnerability summary
CVE-2016-9904 is a high (CVSS 7.5) vulnerability in debian debian_linux. EPSS estimates a 2.66% chance of exploitation in the next 30 days, higher than 85.5% of scored vulnerabilities.
CVSS score
7.5/10
010
High · v3.0 (NVD)EPSS score
2.66%
0%100%
Low · -0.05 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 10Timeline
- 11-06-2018PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
An attacker could use a JavaScript Map/Set timing attack to determine whether an atom is used by another compartment/zone in specific contexts. This could be used to leak information, such as usernames embedded in JavaScript code, across websites. This vulnerability affects Firefox < 50.1, Firefox ESR < 45.6, and Thunderbird < 45.6.
CVSS metrics
4 scores · 3 sources · 2 versionsHigh 7.5Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NSourcesAll 3 agree
- OSV · UbuntuEcosystem advisory · calculated7.5HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- OSV · DebianEcosystem advisory · calculated7.5HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Medium 5.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:P/I:N/A:NSourcesSingle source
EPSS trend
Probability
2.66%
Chance of exploitation in the next 30 days
Percentile
86%
Versus all other CVEs
30-day change
-0.05 pp
From 2.72% on 20-09-2026
20-09-202620-10-2026
EPSS score2.66%
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, < 50.1 | < 45.6.0 | < 51.0
- firefox_esr≥ unspecified, < 45.6
- thunderbird≥ unspecified, < 45.6 | < 45.6.0
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< 45.6.0esr-1
- debian_linuxEOL8.0
Ubuntu2 products
- firefox< 50.1.0+build2-0ubuntu0.14.04.1 | < 50.1.0+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
