DescriptionThe HTTP/2 implementation in Apache Tomcat 9.0.0.M1 to 9.0.0.M21 and 8.5.0 to 8.5.15 bypassed a number of security checks that prevented directory traversal attacks. It was therefore possible to bypass security constraints using a specially crafted URL.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
tomcat6 (PTS)jessie (security), jessie6.0.45+dfsg-1~deb8u1fixed
tomcat7 (PTS)jessie7.0.56-3+deb8u11fixed
jessie (security)7.0.56-3+really7.0.91-1fixed
tomcat8 (PTS)jessie8.0.14-1+deb8u11fixed
jessie (security)8.0.14-1+deb8u14fixed
stretch (security), stretch8.5.14-1+deb9u3fixed
tomcat9 (PTS)buster, sid9.0.16-3fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
tomcat6source(unstable)(not affected)
tomcat7source(unstable)(not affected)
tomcat8sourcejessie(not affected)
tomcat9source(unstable)(not affected)


- tomcat9 <not-affected> (Fixed before initial upload to Debian)
[jessie] - tomcat8 <not-affected> (Only affects 8.5.0 to 8.5.15)
- tomcat7 <not-affected> (Only affects Tomcat 8.5.x and 9.x series; vulnerable code not present)
- tomcat6 <not-affected> (Only affects Tomcat 8.5.x and 9.x series; vulnerable code not present)
Fixed by: (8.5.x)

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