PT-2017-18602 · Dropbox · Dropbox Lepton

Insuyun · Published 2017-05-10 · Updated 2019-10-03 · CVE-2017-8891

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Dropbox Lepton version 1.2.1

Description The issue allows for a denial of service (DoS) through a malformed lepton file, causing a segmentation fault (SEGV) and application crash. This occurs because the code fails to ensure the correct setup of a number of threads.

Recommendations For Dropbox Lepton version 1.2.1, update to a newer version that addresses this issue to prevent denial of service attacks.

Fix

Weakness Enumeration

CWE-1187

Related Identifiers

CVE-2017-8891

Affected Products

Dropbox Lepton

References · 8

• https://github.com/dropbox/lepton/commit/82167c144a322cc956da45407f6dce8d4303d346 · Patch
• https://github.com/dropbox/lepton/issues/87 · Patch
• https://osv.dev/vulnerability/UBUNTU-CVE-2017-8891 · Vendor Advisory
• http://openwall.com/lists/oss-security/2017/05/10/1 · Patch
• https://ubuntu.com/security/CVE-2017-8891 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2017-8891 · Security Note
• https://osv.dev/vulnerability/CVE-2017-8891 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2017-8891 · Security Note