Path Traversal in Lightdm Project
CVE-2017-7358
In 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.
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.027 (84.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Lightdm_project Lightdm
- Canonical Ubuntu_linux — versions 16.04, 16.10
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (x_refsource_CONFIRM, VDB Entry, Third Party Advisory)
- cve@mitre.org (x_refsource_CONFIRM, VDB Entry, Third Party Advisory)
- cve@mitre.org (x_refsource_CONFIRM, VDB Entry, Third Party Advisory)
- cve@mitre.org (exploit, x_refsource_EXPLOIT-DB)
- cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory)
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
Frequently asked questions
- What is CVE-2017-7358?
- CVE-2017-7358 is a high-severity vulnerability in Lightdm Project, classified under Path Traversal. CVSS score: 7.3/10. Published 2017-04-05.
- How severe is CVE-2017-7358?
- High severity. CVSS v3 base score is 7.3 out of 10.
- Is CVE-2017-7358 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.