Out-of-bounds write in LibOFX - CVE-2017-2816
Published: September 14, 2017
Vulnerability identifier: #VU8430
CSH Severity: High
CVSS v4: 8.6 [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]
CVE-ID: CVE-2017-2816
CWE-ID: CWE-787
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 weakness exists in the tag parsing functionality due to out-of-bounds write when handling malicious input. A remote attacker can trick the victim into opening a specially crafted OFX file, trigger stack-based buffer overflow and execute arbitrary code with privileges of the current user.
Successful exploitation of the vulnerability may result in system compromise.
The weakness exists in the tag parsing functionality due to out-of-bounds write when handling malicious input. A remote attacker can trick the victim into opening a specially crafted OFX file, trigger stack-based buffer overflow and execute arbitrary code with privileges of the current user.
Successful exploitation of the vulnerability may result in system compromise.
Affected software
LibOFX
Arch Linux
Gentoo Linux
Fedora
Opensuse
libofx
Arch Linux
Gentoo Linux
Fedora
Opensuse
libofx
How to mitigate CVE-2017-2816
Cybersecurity Help is currently unaware of any official patch addressing the vulnerability.
libofx - addressed in versions 0.9.9-2.el7, 0.9.10-5.fc26, 0.9.10-5.fc27, 0.9.10-6.fc28