| Name | CVE-2016-0762 |
| Description | 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. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-728-1, DLA-729-1, DSA-3720-1, DSA-3721-1 |
| Debian Bugs | 842662 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| tomcat6 (PTS) | jessie, jessie (lts) | 6.0.45+dfsg-1~deb8u1 | fixed |
| tomcat7 (PTS) | jessie, jessie (lts) | 7.0.56-3+really7.0.109-1+deb8u6 | fixed |
| stretch | 7.0.75-1 | fixed | |
| tomcat8 (PTS) | jessie, jessie (lts) | 8.0.14-1+deb8u28 | fixed |
| stretch (security) | 8.5.54-0+deb9u8 | fixed | |
| stretch (lts), stretch | 8.5.54-0+deb9u15 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| tomcat6 | source | wheezy | 6.0.45+dfsg-1~deb7u3 | DLA-728-1 | ||
| tomcat6 | source | (unstable) | 6.0.41-3 | low | ||
| tomcat7 | source | wheezy | 7.0.28-4+deb7u7 | DLA-729-1 | ||
| tomcat7 | source | jessie | 7.0.56-3+deb8u5 | DSA-3721-1 | ||
| tomcat7 | source | (unstable) | 7.0.72-1 | low | 842662 | |
| tomcat8 | source | jessie | 8.0.14-1+deb8u4 | DSA-3720-1 | ||
| tomcat8 | source | (unstable) | 8.0.37-1 | low |
Since 6.0.41-3, src:tomcat6 only builds a servlet and docs in Jessie
http://markmail.org/message/pzuk6hauzljnm4r7?q=list:org.apache.tomcat.announce/
Fixed by: http://svn.apache.org/r1758501 (8.0.x)
Fixed by: http://svn.apache.org/r1758502 (7.0.x)
Fixed by: https://svn.apache.org/viewvc?view=revision&revision=1758506 (6.0.x)