Heap-based buffer overflow in Debian Linux - CVE-2016-8863
Published: March 7, 2017 / Updated: August 8, 2020
Vulnerability identifier: #VU39564
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2016-8863
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in Heap-based buffer overflow in the create_url_list function in gena/gena_device.c in Portable UPnP SDK (aka libupnp) before 1.6.21. A remote attacker can use a valid URI followed by an invalid one in the CALLBACK header of an SUBSCRIBE request. to 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.
Affected software
Debian Linux
Gentoo Linux
Fedora
libupnp
Gentoo Linux
Fedora
libupnp
How to mitigate CVE-2016-8863
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.
libupnp - addressed in versions 1.6.21-1.fc24, 1.6.21-1.fc25, 1.6.21-1.fc26