Heap-based buffer overflow in mcpp - CVE-2019-14274
Published: June 25, 2020
Vulnerability identifier: #VU29253
CSH Severity: Medium
CVSS v4: 7.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-14274
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 within the the do_msg() function in support.c. A remote attacker can create a specially crafted file, trick the victim into compiling it, 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
mcpp
Gentoo Linux
SUSE Linux
Opensuse
mcpp (Alpine package)
Gentoo Linux
SUSE Linux
Opensuse
mcpp (Alpine package)
How to mitigate CVE-2019-14274
Cybersecurity Help is currently unaware of any official solution to address this vulnerability..
mcpp (Alpine package) - update to 2.7.2-r2