Heap-based buffer overflow in ngiflib - CVE-2019-16347
Published: September 16, 2019 / Updated: August 8, 2020
Vulnerability identifier: #VU35491
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2019-16347
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: miniupnpd
Affected software:
ngiflib
ngiflib
Detailed vulnerability description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing data within WritePixels() in ngiflib.c when called from DecodeGifImg. A remote attacker can pass a specially crafted file to the affected application, trigger heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
How to mitigate CVE-2019-16347
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.