Integer overflow in lepton - CVE-2018-20820
Published: April 23, 2019 / Updated: August 8, 2020
Vulnerability identifier: #VU35976
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2018-20820
CWE-ID: CWE-190
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
lepton
lepton
Software vendor:
Dropbox
Dropbox
Description
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
read_ujpg in jpgcoder.cc in Dropbox Lepton 1.2.1 allows attackers to cause a denial-of-service (application runtime crash because of an integer overflow) via a crafted file.
Remediation
Install update from vendor's website.