CVE-2018-14036 — Directory Traversal with

Directory Traversal with ../ sequences occurs in AccountsService before 0.6.50 because of an insufficient path check in user_change_icon_file_authorized_cb() in user.c.

01What is this vulnerability?

Directory Traversal with ../ sequences occurs in AccountsService before 0.6.50 because of an insufficient path check in user_change_icon_file_authorized_cb() in user.c.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2018-07-13T12:00:00.000Z
• Last modified: 2024-08-05T09:21:40.788Z

09References

• cgit.freedesktop.org — https://cgit.freedesktop.org/accountsservice/commit/?id=f9abd359f71a5bce421b9ae2…
• www.openwall.com — http://www.openwall.com/lists/oss-security/2018/07/02/2
• bugs.freedesktop.org — https://bugs.freedesktop.org/show_bug.cgi?id=107085
• www.securityfocus.com — http://www.securityfocus.com/bid/104757
• bugzilla.suse.com — https://bugzilla.suse.com/show_bug.cgi?id=1099699