Stack-based buffer overflow in libxls - CVE-2017-2919
Published: November 22, 2017
Vulnerability identifier: #VU9398
CSH Severity: High
CVSS v4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-2919
CWE-ID: CWE-121
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 xls_getfcell function due to stack-based buffer overflow. A remote attacker can send a specially crafted .xls file, trick the victim into opening it, trigger memory corruption 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 xls_getfcell function due to stack-based buffer overflow. A remote attacker can send a specially crafted .xls file, trick the victim into opening it, trigger memory corruption and execute arbitrary code with privileges of the current user.
Successful exploitation of the vulnerability may result in system compromise.
Affected software
libxls
Debian Linux
Gentoo Linux
Debian Linux
Gentoo Linux
How to mitigate CVE-2017-2919
Install update from vendor's website.