Division by zero in lepton - CVE-2017-7448
Published: April 6, 2017 / Updated: August 8, 2020
Vulnerability identifier: #VU39270
CSH Severity: Medium
CVSS v4: 6.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-7448
CWE-ID: CWE-369
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to divide-by-zero error within The allocate_channel_framebuffer function in uncompressed_components.hh in Dropbox Lepton 1.2.1. A remote attacker can perform a denial of service (divide-by-zero error and application crash) via a malformed JPEG image.
Affected software
lepton
How to mitigate CVE-2017-7448
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.