CVE-2016-9074: debian debian_linux
Vulnerability summary
CVE-2016-9074 is a medium (CVSS 5.9) vulnerability in debian debian_linux. EPSS estimates a 2.36% chance of exploitation in the next 30 days, higher than 83.7% of scored vulnerabilities.
Not severe (CVSS 5.9, network access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 10 · Related 6Timeline
- 11-06-2018PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
An existing mitigation of timing side-channel attacks is insufficient in some circumstances. This issue is addressed in Network Security Services (NSS) 3.26.1. This vulnerability affects Thunderbird < 45.5, Firefox ESR < 45.5, and Firefox < 50.
CVSS metrics
4 scores · 3 sources · 2 versions- OSV · UbuntuEcosystem advisory · calculated5.9MediumCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
- OSV · DebianEcosystem advisory · calculated5.9MediumCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS trend
Probability
2.36%
Chance of exploitation in the next 30 days
Percentile
84%
Versus all other CVEs
30-day change
Decrease -0.05 pp
From 2.41% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, no authentication, no user interaction (CVSS vector). Other conditions: not stated in public data.
Debian3 products
- firefox-esr< 45.5.0esr-1
- nss< 2:3.26.2-1 | < 2:3.26-1+debu7u2
- debian_linuxEOL8.0
Mozilla3 products
- firefox≥ unspecified, < 50 | < 45.5.0 | < 50.0
- firefox esr≥ unspecified, < 45.5
- thunderbird≥ unspecified, < 45.5 | < 45.5.0
Ubuntu1 product
- nss< 2:3.26.2-0ubuntu0.14.04.3 | < 2:3.26.2-0ubuntu0.16.04.2
3 vendors · 7 products
