CVE-2016-0762
The Realm implementations in Apache Tomcat versions 9.0.0.M1 to 9.0.0.M9, 8.5.0 to 8.5.4, 8.0.0.RC1 to 8.0.36, 7.0.0 to 7.0.70 and 6.0.0 to 6.0.45 did not process the supplied password if the supplied user name did not exist. This made a timing attack possible to determine valid user names. Note that the default configuration includes the LockOutRealm which makes exploitation of this vulnerability harder.
- CVSS 3.1
- 5.9
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N - EPSS
- 8.0% chance of exploitation in the next 30 days; higher than 94% of CVEs (scores of 2026-10-25)
- CWE
- CWE-203
- Published
- Modified
- Record from
- the NVD, synced
Affected
- apache:tomcat
- canonical:ubuntu_linux
- debian:debian_linux
- netapp:oncommand_insight
- netapp:oncommand_shift
- netapp:snap_creator_framework
- oracle:communications_diameter_signaling_router
- oracle:tekelec_platform_distribution
- redhat:enterprise_linux_desktop
- redhat:enterprise_linux_eus
- redhat:enterprise_linux_server
- redhat:enterprise_linux_server_aus
- redhat:enterprise_linux_server_tus
- redhat:enterprise_linux_workstation
- redhat:jboss_enterprise_web_server
Packages (OSV)
| Advisory | Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|---|
| GHSA-wxcp-f2c8-x6xv | Maven | org.apache.tomcat:tomcat | >=9.0.0M1 <9.0.0.M10 | 9.0.0.M10 |
| GHSA-wxcp-f2c8-x6xv | Maven | org.apache.tomcat:tomcat | >=8.5.0 <8.5.5 | 8.5.5 |
| GHSA-wxcp-f2c8-x6xv | Maven | org.apache.tomcat:tomcat | >=8.0.0.RC1 <8.0.37 | 8.0.37 |
| GHSA-wxcp-f2c8-x6xv | Maven | org.apache.tomcat:tomcat | >=7.0.0 <7.0.72 | 7.0.72 |
| GHSA-wxcp-f2c8-x6xv | Maven | org.apache.tomcat:tomcat | >=6.0.0 <6.0.46 | 6.0.46 |