CVE-2017-7358

NameCVE-2017-7358
DescriptionIn LightDM through 1.22.0, a directory traversal issue in debian/guest-account.sh allows local attackers to own arbitrary directory path locations and escalate privileges to root when the guest user logs out.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium (attack range: local)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
lightdm (PTS)wheezy1.2.2-4fixed
jessie1.10.3-3fixed
stretch1.18.3-1fixed
buster, sid1.18.3-4fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
lightdmsource(unstable)(not affected)

Notes

- lightdm <not-affected> (Vulnerable code not present)
https://launchpad.net/bugs/1677924
Specific script debian/guest-account.sh not merged from Ubuntu

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