CVE-2018-6198

NameCVE-2018-6198
Descriptionw3m through 0.5.3 does not properly handle temporary files when the ~/.w3m directory is unwritable, which allows a local attacker to craft a symlink attack to overwrite arbitrary files.
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 severitylow (attack range: local)
Debian Bugs888097

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
w3m (PTS)jessie0.5.3-19+deb8u2vulnerable
stretch0.5.3-34+deb9u1fixed
buster, sid0.5.3-36fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
w3msource(unstable)0.5.3-36unimportant888097
w3msourcestretch0.5.3-34+deb9u1low

Notes

https://github.com/tats/w3m/commit/18dcbadf2771cdb0c18509b14e4e73505b242753
Neutralised by kernel hardening

Search for package or bug name: Reporting problems